Qian Er, Sun San, and Li Si are three scammers who have been deceived at their own game. In 2000, after being deceived by their childhood sweetheart Zhao Yun Yun, they lost money and went to jail. Eighteen years later, after their release from prison, they decide to set up a debt collection company that seeks justice for men cheated by women. Adapted from the stage play "Bu Pian Ni Pian Shei" (不骗你骗谁).