Cause explication

Eh!? You know the cause of the dreams?!

Yes... it's so powerful as to affect the whole Academy City, a super-large area power user's crime.

The power is to modify the dream of all people inside the effective area, into "wet dream about the person one wants most to hold in the arms while sleeping"

Well, though he's not cause any damage, he's been arrested for public indecency.

That is a case of really bothersome power.

Imagined