The Ex-Girlfriend Murder Club is back with a twist in this smart, hilarious mystery by USA TODAY bestselling author Gloria Chao.Kathryn Hu is not getting into the business of solving murders. Yes, she and her friends Olivia and Elle figured out who killed their cheating ex-boyfriend. But now Kat can get back to her usual, murder-free existence.Then she gets an unexpected plea for help. Mandy Thorne has ruined countless lives through her revenge podcast. She also did her best to frame the girls. Now, she claims, someone is trying to kill her. And the girls are the only ones who can save her.But can the trio and Mandy put aside their mutual contempt long enough to prevent a murder and solve this case? Can they become…the Mortal Enemy Murder Club?