Yui was entrusted with her relative, Chin-tai, by the president of a business partner she owed a favor to. However, this Chin-tai turned out to be an outrageous little brat! Usually, Yui acts all high and mighty as the president, but she finds herself flustered by Chin-tai's mischief! When he cuddles up to her and they take a bath together, she can't help but react to his impressively erect penis. Living with an adult woman has Chin-tai constantly aroused, and he secretly begs Yui for sexual release in the president's office! Their acts escalate without regard for their surroundings, and Yui, who had been sexually frustrated, gradually becomes addicted to his penis...
