S108: Three's a Crowd

What did we realise this week? The first ex-Mrs Big is Vanessa's perfect woman, Miranda's so-called friends are so dreadful they drove her into therapy, and serial killer Rose West, who is alive as it turns out, has more in common with Carrie Bradshaw than one might think. Jack The Ripper is also alive and well, living in 90s New York and grooming Charlotte.