Tsuna regretted it very much. It turned out that his friends had suffered so much injustice when he didn't know it.
Some of his friends were forced to become Mafia [Dazai-kun], some were forced to part ways with their friends [Chuya-kun], some were forced to become swords that can be hit wherever others point them [Akutagawa-kun], and some...
When he realized that everything was happening again, he began to make amends
But the development of things gradually leads to a point of no return...
He went back in time just to make life better for his friends
Motto: Everyone who reaches out to you is kind
