Writers & Lovers by Lily King. Post for those who have also read Heart the Lover

The book just dropped out of my hands.

I read HTL first and right at the end you learn the narrator is called Casey. Well goddamn, that's not even her name. Really that's all I came to say. I think as more people work out that W&L is also part of the story of Casey, they will have a WTF moment like I just did