While Tae-Yang and Vior are talking, their peace is shattered when two debt collectors, Gardner and Iyo, barge into the shop. When Vior can’t pay up, they start trashing the place. Tae-Yang steps in to stop them, easily dodging Gardner’s clumsy attack and knocking him back. He then subdues Iyo, demanding she pay for "damages"—specifically for re-opening his wounds during the scuffle. Since she has no money, Tae-Yang decides she can pay with her body instead, taking her virginity right then and there and finishing inside her as a means of "training" her.
With the Sextopwatch Level 1 activated, the world stands still. O-Yeong is faced with his most daunting task yet: he must max out Ran's "sex gauge" in under five minutes or risk losing his Incubus King abilities forever. Every second counts as he moves from heated groping and deep kisses to intimate oral play. Racing against the ticking clock, O-Yeong finally bids his virginity goodbye in a desperate, high-octane encounter to ensure Ran reaches her peak before time runs out.
At night, a young Dae-ho wanders downstairs for a glass of water, only to stumble upon a sight he was never meant to see: Eun-Ae and Yeong-Gu in the heat of a private moment. Confused yet captivated, this unexpected encounter sparks a sudden sexual awakening that will change the dynamic of the household forever.