man dies over and over doing dangerous missions no one else will

From World War II to today, men and women have undertaken roles that involve overwhelming peril, seemingly unbeatable odds, and almost certain death all for the greater good of countries or communities.

A chinese spy finds himself inexplicably living and dying the same day over and over again.

A man who always dreams of himself as a killer. One night he dreamed of being assigned to a murder mission, which may bring him to an irreversible end.