black comedy   south korea   blackmail   family relationships   missing person   kidnapping   hit by a car   safe   serial killer   man with glasses   blood   elevator   bus   flashback   body in trunk   gore   character repeating someone else's dialogue   fight   cell phone   aquarium   air duct   accidental death   money   scene during end credits   mysterious man   revolver   blindness   surgery   cruelty   dead girl   amnesia   key   loss of memory   dead man   sinister   coffee   interview   burial   dead dog   female protagonist   clinic   interrogation   surveillance camera   police inspector   bleeding to death   apartment building   body in a trunk   coffin   stalker   death of brother   car   laptop   balloon   video surveillance   toy   graduation   crucifix   mourning   falling into water   cafeteria   orphanage   lighter   female corpse   dark killer   whodunit   dead body in car trunk   killing an animal   dead body in a car trunk   crime investigation   haunting   madman   dead mother   delivery boy   loss of eyesight   naked dead woman   surveillance footage   cap   fiend   toy soldier   phone terror   hood   ob gyn   19 year old   dead woman with eyes open   balloon bouquet   body in a car trunk   corpse in car trunk   dog in the middle of a road   hiding a dead body   killed by car   remote controlled toy   two bodies in a coffin   phone ringing   blind girl   break dancer   death by falling   female amateur detective   guide dog   repeated flashback   friendship   car accident   dog   darkness   cemetery   death   hospital   murder   nightclub   suspect   explosion   handcuffs   knife   sadism   fight to the death   loss of mother   violence   killed by a car   restaurant   tragic event   telephone call   nightmare   surprise ending   gun   knocked out   race against time   underwater scene   evil   surrealism   torture   teenage boy   train station   mother daughter relationship   mobile phone   psychopath   police   police station   sadist   suspense   menace   tension   police officer