Tsuna comes home one day, only to be greeted by a little baby mafioso who apparently is his new home tutor. His job is to guide Tsuna into his role as the 10th Boss of the Vongola mafia family. With the help...

In the year 2999, only eleven cities still survive on Earth. The climate has changed drastically, and a biochemical apocalypse has made women extinct. For centuries, the male population of Earth has survived...

Part 1: Hiroshima, 1955. Ten years after the city was consumed by a scorching flash of light, a woman's soul is still deeply shaken by the earth-shattering explosion that devastated her home and changed her ...