Memoir of a Murderer

A former serial killer Byung-su gets diagnosed with Alzheimer’s. When a series of murders occur near his town, Byung-su gets worried whether the killings are his doings during his memory lapses. But then, he comes across Tae-ju and instinctively realizes that he's the serial killer. He reports this to the police, only to learn that Tae-ju is one. With his memory slipping, Byung-su must find a way to protect his daughter from Tae-ju.