Aika returns to her in-laws' house, where her brother-in-law lives alone, for her father-in-law's grave visit. That night, after witnessing her brother-in-law's frustration with his wife's inability to satisfy him, Aika finds herself targeted by her lustful stepbrother. The next day, while Aika is napping, he propositions her, claiming he could make her orgasm multiple times. Despite her initial resistance, Aika eventually succumbs to her stepbrother's relentless advances... .
