Tutor Hitman Reborn is the story of a boy, Tsunayoshi “Tsuna” Sawada, who was chosen to become boss of the mafia, led in the past by his great-great-great grandfather. However, Tsuna is just a normal student and in addition to not excelling in any school subject, he also has a lot of difficulty relating to other people. The head of the Vongola Family then decides to send Reborn to Japan, a skilled assassin who has been entrusted with the task of training Tsuna to transform him into a respectable boss. All the other candidates have died for various reasons and therefore Tsuna will be forced to reluctantly undergo this training. The main means by which Reborn trains Tsuna is the “Courage to Die” projectile, thanks to which, when a person is hit in the head by this, he comes back to life to fulfill his last wish