Mob Psycho 100, Vol. 16

Ever since he was a little boy, Shigeo "Mob" Kageyama has been in love with Tsubomi Takane, and it isn't until she plans to transfer schools that he finally finds the courage to confess. But a terrible accident crosses his path, and Seasoning City, his friends, his former enemies, and Mob himself must all stand against the mystery lying deep within him — beyond even 100%, his secret, all-destructive state of ???%.