Noboru, who has an older brother that was an ex-actor, had a strong admiration for Kuriwaki Tsubasa, a Top Idol Actor. Every day he remembers his efforts for his acting career when he saw him long ago at the studio. But one day, when he returned to get the item he forgot in the classroom, he suddenly comes across Kuriwaki-kun dressed up as a girl?! Attempting to run, still in confusion, Noboru was hit by a blunt object and had his picture taken after receiving f***atioㅡ. “This is a secret between us.” Kuriwaki attends school dressed up as a girl due to circumstances. Kuriwaki is blackmailing under the name of “observation”. Noboru’s life of being Kuriwaki-kun’s underling starts! 元俳優の兄を持つのぼるは、 トップアイドルで俳優の栗脇ツバサに強い憧れを抱いていた。 幼い頃に撮影現場で見た、仕事に対する彼のひたむきな姿が忘れられずに過ごす日々。 しかしある日のこと、忘れ物を取りに教室へ戻ると、なんとそこには女装した栗脇の姿が！？ 動揺して逃げようとするのぼるだが、 フルスイングで殴られたあげく、フ○ラ写真まで撮られてしまい――。 「二人だけの秘密ね♪」 訳あって女子生徒として通学しているという栗脇。 写真を盾に取られ「監視」の名のもと、 栗脇キュンの下僕としての生活がスタートする！