Her brother tells a friend they can stay over for one night. The friend decides to interpret this as several nights. Suddenly their quiet home becomes a busy guesthouse. He slowly realizes he created the situation and now has to solve it without offending his friend. This is when he tries to approach the mistress Mel for her help and she is pissed that he did not even consider asking her in the first place and she makes him her human toilet
He accidentally knocks over something sentimental to the mistress while trying to reach another object. Instead of immediately admitting what happened, he attempts to repair it. The repair looks suspiciously worse than the original damage. When she notices, he finally confesses but it took him a while to admit it and the mistress got pissed. She tried holding in her anger, she found herself disturbed and got to make this guy her human toilet for the whole week