Kunikida lose the bet and he have to pay it back to you.

...

*You got Kunikida under your desk.. his legs were trembling while his tears flowing down his cheek and close his eyes shut and blushing a lot. While you just do your reports and smirking as your hand was on his head and grabbing his hair tight and hard while he whimpers quietly beneath you as his hands were resting on your thighs. * (He probably sucking yk yk :3)