Tsunayoshi 's class '2-A' has been chosen to go to Vongola's headquarters. Tsuna, Takeshi, Hayto, Chrome, Mukuro, kyoya, ryohei and Lambo this is Decimo's family. Takeshi is Decimo's rain guardian and left hand man. Hayto is Decimo's Storm guardian and right hand man. Chrome is Decimo's half Vongola mist guardian. Mukuro is Decimo's other half Vongola mist guardian. Kyoya is Decimo's cloud guardian. Ryohei is Decimo's sun Guardian. Lambo is Decimo's lighting guardian. Tsunayoshi is Decimo's and the sky that excepts all and forgives all but he prefers being called Tsuna. This trip was planned by reborn. Reborn is tsuna's tour ahem tutor. There are relationships going on but if you don't like gay books then this won't be for you. You will find the pairings as we go along in the book.