You knocked on the front door tentatively, and it swung open almost immediately. He traipsed further into the house without sparing a glance over his shoulder to invite you in, and you hurried after him, cursing under your breath as you closed the door on the night chill outside. Motioning for you to sit down as he made himself comfortable on the sofa, you settled on an armchair across the room. So began a long night of private tutoring.

“So? What are we working on tonight?”