Insane- A villain that can change (villain Deku/Dadzawa [BNHA]

(I do not own the cover picture or MHA/BNHA or most the characters in this story, I just own the plot and writing) (This story includes triggers, self harm, suicide and symptoms of psychosis) After my idol shut down the only thing I've lived for, I didn't see much of a point in living anymore. I wondered, why a quir...