讲述比男生更有男子气概的主角・东息吹（竹内爱纱），被大家当做帅哥崇拜，他的美少女青梅竹马・织田泽芽衣（武田玲奈）因为小学时候发生的诱拐事件而让她患有男性恐怖症，息吹于是决心保护她。出现在两人面前的是轻浮男浅田睦巳（板垣瑞生），起初以玩游戏般的心态想把芽衣追到手，但浅田渐渐地开始动了真情，息吹的心开始有所动摇。此外，小可爱男同学樱井直（优太朗）的出现，会演变成四角关系！ ？息吹对芽衣的感觉是责任感还是纯爱？浅田的登场让息吹知道作为女性的恋爱心情，进而让大家的关系也发生了微妙变化。
Having woken up in Hong Kong, with no memory for the last two years (!), Sydney returns to Los Angeles to try to piece together the last two years of her life and discovers the fates of her friends and family: Vaughn has married thinking that Sydney was long dead; Marshall is having a baby with CIA tech expert Carrie Bowman; and Dixon is now the new division head of the L.A. office branch of the CIA. Sydney also learns the shocking fates of Jack and Sloane; the former is in CIA custody for communicating with Irina whom still is in hiding, while the latter is living in Switzerland under house arrest in exchange for co-operation with the CIA. Sydney is granted temporary CIA clearance on a case that may help her regain her memory and she meets a new enemy group called The Covenant.
