宇佐美亨は、ある夜、クラスメイトの綾部玲里の奇行を目にする。物静かで無口、黒髪流れる長身の彼女に魅了される宇佐美。昨日のことは黙っていてほしいと翌日学校で懇願された彼は、代わりにつきあってほしいと提案するが…。 肉食系の恋が暴走するスリリング・ラブコメ! High School student Usami Touru bumped into his classmate Ayabe Reri, one day while taking a stroll. Ayabe is like an idol in their School. She is a usually a quiet and honest beautiful teenage girl. But by chance that night, Touru caught a glimpse of her skipping on top of a rail. The next day, Touru was asked by Ayabe to keep what he saw a secret. How will the relationship of such an unlikely couple play out?