Well, That Was A Bad Idea
3 parts Complete MatureLevi makes a bet with an overzealous Hange, overestimating his odds at winning. When things don't go entirely as planned, he gets stuck in his office with a... problem.
And quite a severe one at that.
When Eren comes to the door to ask him something about his cleaning routine, he finds his Heichou in a condition that he'd never have expected in his entire life.