Sleeping with the neighbor's girlfriend resulted in his own girlfriend being taken away too. (Ya Takanashi, Azusa Misaki, DASD-553)

"There's a couple living next door," she's been saying with a smile lately... After a chance encounter in the same apartment building, she ended up with the woman next door because of something. Her private parts were tighter than her girlfriend's, and her hips swayed more vigorously than her boyfriend's. One day, her girlfriend suddenly saw them, and the woman actually said, "I'm going to sleep with the neighbor's man too..."