Memoir of a Murderer (2017)

Other name: Salinjaui Gieokbeob , A Murderer’s Guide to Memorization , Sarinjaui Gieokbeop

Synopsis:
In his past, Byung Soo was a serial killer. He now suffers from Alzheimer’s. Byung Soo has a daughter, Eun Hee. One day, he remembers Eun Hee’s boyfriend approached Eun Hee to kill her. To protect Eun Hee, he fights to keep his memory and he plans to kill Tae Joo.