sentences:  He hardly takes anything seriously, and is usually oblivious to what is truly happening around him, often tricked by Reborn into participating in Mafia-related events because he thinks that they are all just playing a game.Though he becomes a dedicated and valuable member of Tsuna's family, growing to become a fighter who excels at swordsmanship, he still does not understand the full extent of the situation surrounding the Mafia.He is Tsuna's Guardian of the Rain Ring.