Higan

Higan (2002) is a animation, science fiction directed by Yasushi Muraki rated 5.4/10.

An injured man lies completely still in a hospital room with doctors hovering at his bedside, appearing serene and peaceful as he slowly succumbs to death. However, in his own mind, memories of a recent battle vividly flash by. Thoughts of death and chaos haunt him, even in his final moments.