In the confines of his home gym, Nao leads an online class, his professional demeanor challenged by a student's persistent hard-on. The student, with a mischievous glint in his eye, teases Nao, running his hand suggestively over his prominent bulge. Nao's breath hitches as he pictures the student's rigid cock, leaking pre-cum, desperate for release. The tension between them builds, threatening to shatter Nao's composure and expose his own arousal.