Tutor brother Antor321 patiently explains homework to the eager student, Checkpoint15. As they lean over the desk, he notices her squirming, her breath hitching. Suddenly, she gasps, and a warm, wet gush soaks his trousers. He looks down in shock as she blushes, "I'm sorry, I couldn't help it." Antor321, intrigued, asks if she needs more help, hinting at a different kind of tutoring.