OKAY OKAY. SO. I THINK SHINSOU IS AIZAWA AND MIDNIGHT'S SECRET LOVE CHILD.
LOOK AT THE FACTS, MIDNIGHT HAS PURPLE HAIR AND AIZAWA HAS FLUFFY HAIR, BOTH HAVE QUIRKS THAT INVOLVE CONTROLLING SOMEONE IN SOME WAY. THEY HAVE SIMILAR EYES BALLS, AND AND AAAANDDDDD AIZAWA AND SHINSOU BOTH HAVE SIMILAR PERSONALITIES.