A former serial killer with Alzheimer's fights to protect his daughter from her mysterious boyfriend who may be a serial killer too.
as Byung-su
as Tae-ju
as Eun-hee
as Byung-man
as Yeon-ju
as Maria
as Poetry Instructor
as Young Prosecutor
as Doctor
as Byung-su's Mother
as Detective
as Young Maria
as Girlfriend
as Police Officer