A piano song is heard on the radio. Hearing it, he remembers his beautiful piano teacher, Yayoi... While learning the piano, Masaaki fantasizes about Yayoi giving him a blowjob in the bathroom. When he suddenly comes back to his senses, he sees Tsutomu, the gardener, staring at Yayoi with the same look in his eyes. While working in the garden, he is also fantasizing about having creampie sex with Yayoi. Meanwhile, his unbearable urge for Yayoi, which grows day by day, explodes, and Tsutomu rapes Yayoi right in front of Masaaki...