When Tanjiro's family was killed Tanjiro did some research and found out which group of bad guys killed them. He opens a secret organisation called Kamaboko agents, with the help of his sister Nezuko and his friends, will he kill the bad guys that killed his family? What will he have to face? Main ship: Tankana (Tanjiro x Kanao) #1 morden au #11 secret organisation #5 butterfly sisters #5 agent au