Wallman

Sinopsis

Jirou, a former hitman, returns to Japan after being betrayed by his country, feeling that nothing matters to him anymore. His perspective changes when he encounters Nami, an active hitman. Nami is seeking vengeance for her father's death and is a specialized type of assassin known as a "wallman." Their meeting draws Jirou back into the world he left behind, leading them to team up.