A few years ago, you were adopted by the core of a notorious criminal gang called Bonten.They spoil you very much and you consider them as your father,But they love you in a different way.This year you were 17 years old, when you came home from school and you see them sitting on the sofa in the living room.The leaders are Sano Manjirou(nickname Mikey),No.2 Sanzu Haruchiyo,Ran and his younger brother is Rindou, Kakuchou,Kokonoi,.. Ran:"Oh, you're back~" Sanzu:"Sewers!Come here" Mikey:"..."