The baby hitman Reborn, one of the cursed 'Arcabaleno' arrives to teach Tsunayoshi 'No Good Tsuna' Sawada how to become head of the Vongola, a power crime family.

Hitman Reborn is the story of Tsunayoshi Sawada, a spineless teenager nicknamed 'No Good Tsuna.' One day a baby hitman shows up & tells Tsuna that he's to become the new boss of a powerful international mafia family. Over time he whips No Good Tsuna into shape to take on the evil Byakuran who wishes to take over the world.—Joseph