The younger brother, Ri, ended up staying at his older brother's house for a few days. He had feelings for his beautiful sister-in-law, Arisa. One day, Arisa happened to catch a glimpse of Ri's massive member and began to have impure thoughts… During the boring afternoon, Arisa was caught by Ri while she was masturbating. Unable to control himself, Ri pounced on her! Despite her confusion, Arisa accepted him. And then, their brother witnessed the scene… Fearing that his wife would be taken away, he began to plot wicked schemes.
