START-557 | [Spartan Ejaculation Control] A close look at a track and field championship-winning team. The secret to a certain school’s rapid growth lies in strict guidance and a thorough sexual training curriculum! Mahiro Tadai
简介：We conducted an in-depth interview with a certain school that won the track and field championship for two consecutive years! The advisor, Mahiro Yui, famous for her Spartan coaching style, stated that thorough management was the key to their success, but gradually the darker side of the story began to emerge. Every athlete was, of course, subjected to ejaculation control. Yui claimed this was not at all unusual. As the interview progressed, reporter O also became fascinated by this management style—
