why is castle letting becket go
And when itâs done, I hope you have it in your heart to take me back,â she continues. Castle begs for her to stay, and not let Bracken be right that her obsession would consume her and their marriage â but ultimately Beckett decides to leave.n the episodeâs final scene Beckett tells Castle that she needs some time to figure things out. RELATED: âCastleâ: Sunkrish Bala is Beckettâs secretive âghost from the pastâ. âI have to goâ¦.