tsuna and reborn is a childhood friend.they meet at Italy when tsuna live there with iemitsu for a while along with his mother.tsuna is always alone and wish that he can at least have one friend to play with and that where reborn appear. reborn is a cold boy that never let people near him,but when he see tsuna play alone at the playground he can't help but feel sad so he approach the boy and make friend with him,they been friend for almost 2 years and along with it reborn fall for tsuna and want to be with him.suddenly tsuna need to go back to Japan and live with his mother there,reborn of course feel sad that he can't meet his crush anymore but they made a promise to each other that they gonna meet back in the future.reborn took hold of the promise along with tsuna......but an accident happen that made tsuna lost his memory about his childhood. . . . . . . . .warning:slow update and maybe short chapter KHR did not belong to me it belong to it rightful owner.