Yusuke's aunt, Kaori, lives with him. The peaceful life she had been cherishing with Yusuke, whom she has always doted on, collapses with a sound in the changing room one night. As Kaori gets out of the bath, she sees Yusuke desperately sniffing the underwear he just took off. Kazori was shocked and confused, but seeing Yuusuke's raging desire about to burst, she couldn't stop her long-forgotten instincts from gushing out scorching love juices.
