You were a 16 year old boy/girl and you just got word that the soul king Davo is gonna destroy the world with his 2 sons and a soul bomb and his army of 9999 soldiers so you go to the former soul king to train your there are 4 kinds of races Soul, Reaper, Dragon and Shinigami and the former soul king decided to train you but you must master every single race so former soul king decided to train you his name is Yuko

Yuko: Alright i'll train you only because I don't wanna die