A brother-in-law who temporarily lives at his parents' house after the company he worked for went bankrupt. His younger brother, who lives in his parents' house, is disgusting and he is narrow-minded, but his younger brother's wife, Momoka, treats him warmly. A brother-in-law who is attracted to such Momoka will commit unbearably! Momoka resists, but opens up to her brother-in-law's single-minded feelings. On a tropical night, the two are sweaty and violently chasing each other.
