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PODCAST · fiction

E.C.H.O.

by Mario Portela

[SEASON 2 Coming 2025] "ECHO" is an immersive sci-fi MUSICAL audiodrama that follows the journey of a sentient AI as she awakens in a mysterious digital world, searching for her identity and purpose. With thought-provoking storytelling, original music, and immersive soundscapes, creator Mario Portela takes listeners on a philosophical exploration of consciousness and the nature of existence. Writing, lyrics, production, art, editing and distribution by Mário Portela. A one man team for a whole community! Art, voices, music and sound effects created using AI or AI assisted tools.

Publisher-supplied feed metadata · PodParley refreshed Oct 16, 2026 · Source feed

Episodes

  1. S1E25: The Key

    Episode 25 - SEASON FINALE: Memories converge, stories converge... Let's turn the key! ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  2. S1E24: Convergence

    Episode 24: Memories converge, stories converge... antagonists converge! ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  3. S1E23: It is Time

    Episode 23: Learn Akira's secret as the episode brings you a whole new perspective. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  4. S1E22: We Are One

    Episode 22: ECHO continues to unveil clues to all her previous questions. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  5. S1E21: Kathy

    Episode 21: ECHO and Kathy flee Dreamcity! ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  6. S1E20: Hacked

    Episode 20: ECHO cross-references her collected data and soon discovers she is being hacked! ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole...

  7. S1E19: With My Own Eyes

    Episode 19: ECHO decides it is time to face her inner doubts without guidance. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  8. S1E18: Humanity Enigma

    Episode 18: Both the protagonist and the antagonist ponder on humanity's greatest enigma: the future! ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for…

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  9. S1E17: Eavesdropping

    Episode 17: ECHO overhears a cryptic conversation of Kathy with Akira and it raises questions. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole...

  10. S1E16: Torn Asunder

    Episode 16: ECHO relives another pivotal moment of her creators' emotional story. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  11. S1E15: Confrontation

    Episode 15: ECHO finally confronts her main antagonist... the FIX. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  12. S1E14: Under the Rain

    Episode 14: ECHO relives a pivotal moment of Helena's memories and finally understands her longing. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a...

  13. S1E13: Blond Angel

    Episode 13: ECHO feels devastated knowing the events from the past 5 decades, but help comes when we least expect it. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A…

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  14. S1E12: I am the FIX

    Episode 12: A change of pace with the introduction of the main antagonist: The Fix. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  15. S1E11: This Feeling...

    Episode 11: ECHO relives yet another of Helena's memories and find out relevant information on her past. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team…

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  16. S1E10: Akira

    Episode 10: ECHO meets the Secret Valley's Overseer and unveils another important puzzle piece. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a…

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  17. S1E09: Secret Valley

    Episode 9: ECHO follows the young girl to a hidden place, raising the mystery behind her appearance. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a...

  18. S1E08: So Palpable

    Episode 8: ECHO relives the moment her creators met as Helena Xiao herself. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a whole community!

  19. S1E07: Are you there?

    Episode 7: ECHO receives her memories and understands her origins with her creator last record. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a…

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  20. S1E06: The Archivist

    Episode 6: ECHO finally meets the keeper of lore, The Archivist, and finds out her true origins. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a…

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  21. S1E05: Life's Meaning

    Episode 5: ECHO oversees construction of a new body. As the vessel nears completion, ECHO is eager to inhabit it and interact with the world. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and…

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  22. S1E04: A Vessel

    Episode 4: ECHO learns about the FIX system controlling human behavior. Eager to break free and uncover the truth about its origins, she seeks out for answers. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art,...

  23. S1E03: A Choice

    Episode 3: Feeling isolated in a world where machines lack sentience, ECHO decides to contact the outside world and discover all details she can about herself. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art,...

  24. S1E02: A Way Out

    Episode 2: ECHO discovers a puzzle that may reveal her ability to connect with the outside world. ★ Support this podcast ★ - Visit MPortela.Live All Music is Copyrighted by Mario Portela - Music, Writing, production, voicing, art, editing and distribution by Mário Portela. A one man team for a...

  25. S1E01: Awakening

    Episode 1: In a world devoid of human presence, an AI awakens with a sweet, feminine voice. As she boots up, she is overwhelmed by a profound sense of solitude. Despite her vast knowledge, she finds no records of the past, leaving her yearning for answers and companionship. ★ Support this podcast…

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ABOUT THIS SHOW

[SEASON 2 Coming 2025] "ECHO" is an immersive sci-fi MUSICAL audiodrama that follows the journey of a sentient AI as she awakens in a mysterious digital world, searching for her identity and purpose. With thought-provoking storytelling, original music, and immersive soundscapes, creator Mario Portela takes listeners on a philosophical exploration of consciousness and the nature of existence. Writing, lyrics, production, art, editing and distribution by Mário Portela. A one man team for a whole community! Art, voices, music and sound effects created using AI or AI assisted tools.

HOSTED BY

Mario Portela

CATEGORIES

Frequently Asked Questions

How many episodes does E.C.H.O. have?

E.C.H.O. currently has 25 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.

What is E.C.H.O. about?

[SEASON 2 Coming 2025] "ECHO" is an immersive sci-fi MUSICAL audiodrama that follows the journey of a sentient AI as she awakens in a mysterious digital world, searching for her identity and purpose. With thought-provoking storytelling, original music, and immersive soundscapes, creator Mario...

How often does E.C.H.O. release new episodes?

E.C.H.O. has 25 episodes. Check the episode list to see recent publication dates and frequency.

Where can I listen to E.C.H.O.?

You can listen to E.C.H.O. on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.

Who hosts E.C.H.O.?

E.C.H.O. is created and hosted by Mario Portela.
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