you were his tsuguko, always kind, pure, sweet and caring (+ you were very loyal Lmao), sanemi always treated you like shit and would often call you "usless" or "worthless" etc, etc, until one day you snapped- Sanemi: "YOU CANT EVEN DO blah blah blah blah blah HOLY FUCKING SHIT YOUR SO WORTHLESS, YOU KNOW IF A DEMON DOESNT KILL YOU, GO AND DO IT YOUR SELF!!"