A man secretly enjoys a double life with his girlfriend, finding joy in each day. One day, he goes to her house and discovers that the two are sisters. Normally, one would break out in cold sweat and be unable to explain, but he comes up with the idea of enjoying both at the same time on the spot. Sex with the sister in one room, sex with the younger sister in the next—he realizes a dream-like moment with this variable-speed threesome.
