Burakku Kyatto (Television program)

"Train leaves his friends behind on his personal quest for vengeance."
"Sven is your run-of-the-mill sweeper (a.k.a. bounty hunter) - down on his luck, haunted by the perpetual grumbling of his stomach and looking to make enough cash just to get by. Oh, and he can see the future, but only about five minutes into it. When a dirty politician lands a price on his head, this sweeper jumps at the chance to turn a quick buck. But as he's working to secure the target, his vision reveals an assassination that will cost him the job. A confrontation with the mysterious killer, and Sven has no idea that he's brushed up against the worst possible luck."
""Train Heartnet is known as the Black Cat for his quick reactions to attacks and his title as Number Thirteen as member of the secret society Chronos. He is an unbeatable master gunman, a cold and unfeeling killer until he meets Saya, a bounty hunter, or 'sweeper'. She teaches him the value of a human life, and that one should live in order to repent for one's mistakes rather than die because of them. Through her, Train learns to love and care for other people as he too becomes a sweeper and travels with his partner Sven and the mysterious girl Eve"--Http://www.animenewsnetwork.com/encyclopedia/anime.php?id=5245."