If Mo wasn't in enough pain from climbing the stairs that he needed to sit down as soon as he got into the classroom, he probably would have taken this beautiful opportunity to harass the aging and more-decrepit professor. Merlin, his mouth was hanging open... it was basically an invitation.

Instead, he propped his chin on his hand and watched for Caterina. It was Fuller, so Cat would be here. Maybe she'd bring cupcakes and not give him any. Sad boyfriend. Wait, wasn't class supposed to be happening about now?