The Other Side of The Story (The Unprodigal Son)

We are starting a series about common stories from scripture and learning lessons from perspectives that aren't usually seen. We all know the story of the Prodigal Son but what about the elder brother which I call the Unprodigal Son? There were legitimate concerns that he expressed that we don't acknowledge and also a response from the Father that will set things in a different light? Was the Prodigal Son loved more than the Unprodigal Son?