"She might not know 4 a while," Molly wrote, "but I don't think she will b surprised or care at first. Her dad has had lots of 'girlfriends.' Castle keeps his lovelife private from his child. Alexis knows he's a playboy from the tabloids. Alexis doesn't watch the show." Quinn went on to reveal, "She will be supportive, Alexis definitely respects Det. Beckett as a professional & thinks her dad does 2."