Tetsuya, who was visiting his relative's Matsushima family, had been curious about his aunt Yurie for some time. One day, Tetsuya accidentally witnessed Yurie masturbating. She suppressed her voice and frantically thrust her fingers into her crotch, writhing in ecstasy. Unable to control himself any longer, Tetsuya approached Yurie, who was sleeping alone on the sofa, reached for her underwear, and then…
