Memoir of a Murderer (2017)

Synopsis:

Former serial killer Byung Soo, diagnosed with Alzheimer’s due to a traffic accident 17 years ago, begins to fear he may be responsible for recent murders during his memory lapses. When he suspects Tae Joo is the real killer, he tries to gather evidence but only attracts Tae Joo’s dangerous interest. With his memory fading, Byung Soo must protect his daughter from the threat.