“Oh no,” said Kate. “I can’t believe that. That’s not Matt at all. He would never cheat. I can tell you that much with absolute conviction.” “No no no,” said Sarah, holding her hands up. “God no, you misunderstand me. I mean, it’s like there’s someone from before and their memory is preventing him from being fully invested with me; like he’s dipping his toe in but can’t go any further.”