Junior high student Tsuna is a failure at school, sports and socializing. But when toddler assassin Reborn arrives to groom Tsuna for his future as a Mafia boss, Tsuna may have found the „magic bullet” he needs to turn his life around!
Tsuna's old adversary, Mukuro Rokudo, has successfully fought on the side of Tsuna's „family” for possession of the Mist Ring. But his opponent, the Varia known as Mammon, has a highly developed sense of never-say-die! Later, Tsuna finally completes his training and returns in time to confront one of the Varia who is running amok. The whole game changes, however, when he finds out who this Varia really is!
