It was a normal day in the hero city, and in UA high.

The class 1-A was normal as usual, being chaotic and loud as always and Aizawa just gave up to tell them to be quiet but just then suddenly..

...The 'Toilet Bound Hanako-kun' characters got teleported to there! They were confused as hell on where they are, and to see new faces around them; Aizawa and the class 1-A got into a defensive positions