進●校化を目指す新理事長により「文化祭廃止」の危機に瀕したSOD●園 。生徒会長の小笠原菜乃は、失われゆく自由と●春を取り戻すため、自ら「逆バニー」姿となり立ち上がります 。恥じらいながらも体を張って生徒たちを鼓舞し、エロの力で●園の生徒を射精させることで元気にさせる！？

SOD Kindergarten faces the threat of "abolishing the school festival" under the new chairman who aims to turn it into a prestigious school. Student council president Nano Ogasawara rises up, dressing herself as a "reverse bunny" to reclaim the freedom and youth that are being lost. Though embarrassed, she puts her body on the line to inspire the students and energize them by making them ejaculate with the power of eroticism!?