Memoir of a Murderer (2017)

A former serial killer with Alzheimer's fights to protect his daughter from her mysterious boyfriend who may be a serial killer too.

Genres: Crime, Mystery, Thriller

What to watch after Memoir of a Murderer

• Assassination (2015) — Oh Dal-su appears in both
• No Mercy (2010) — Same feel: dark, tense
• Decision to Leave (2022) — Two steps away in the credits
• Lady Vengeance (2005) — Oh Dal-su appears in both
• Kill Boksoon (2023) — Sul Kyung-gu appears in both
• 1987: When the Day Comes (2017) — Sul Kyung-gu appears in both