Jin-Roh: The Wolf Brigade (1999) Subtitles

A member of an elite paramilitary counter-terrorism unit becomes traumatized after witnessing the suicide bombing of a young girl and is forced to undergo retraining. However, unbeknownst to him, he becomes a key player in a dispute between rival police divisions, as he finds himself increasingly involved with the sister of the girl he saw die.

IMDb: tt0193253 · TMDB: 823