Ex-Files 2: The Backup Strikes Back (2015)
Original title: 前任2：备胎反击战
Ex-Files 2: The Backup Strikes Back is a 2015 Chinese-language comedy movie directed by Tian Yusheng, with a running time of 1h 54m. It stars Ryan Zheng Kai, Amber Kuo Tsai-Chieh and Wang Chuanjun.
A woman seeks revenge on the man pretending to fall in love with her to gain professional advantage.