The World of the Married (A World of Married Couple / Couple's World / Boobooui Sekye / 부부의 세계)

Young Sherlock Holmes - (1985)

When assorted people start having inexplicable delusions that lead to their deaths, a teenage Sherlock Holmes decides to investigate.

Disobedience

Surviving Christmas  - (2004)

A lonely, obnoxious young millionaire pays a family to spend Christmas with him.

Lie with Me - (2006)

An outgoing, sexually aggressive young woman meets and begins a torrid affair with an equally aggressive young man in which their affair begins to bring a strain on their personal lives.

Manifest 

After a turbulent, but routine flight, the passengers and crew discover the world has aged five years, yet no time has passed for them, and soon a deeper mystery unfolds.

The Darkest Hour - (2011)

In Moscow, five young people lead the charge against an alien race who have attacked Earth via our power supply.

Demon Slayer the Movie: Mugen Train  - (2020)

Tanjiro Kamado, joined with Inosuke Hashibira, a boy raised by boars who wears a boar's head, and Zenitsu Agatsuma, a scared boy who reveals his true power when he sleeps, board the ...

Marked for Death

The Big Sleep - (1946)

Private detective Philip Marlowe is hired by a rich family. Before the complex case is over, he's seen murder, blackmail, and what might be love.