Based on the popular otome game of the same title, this manga follows 17-year-old Katagiri Kaede, who is determined to become a ninja while studying at the famous Fujiwara Ninja Training Academy. One day, Kaede accidentally casts a genjutsu (illusion jutsu) called "Meromero no Jutsu," which causes any guy within range to fall head over heels in love with her! Now, she must choose one of the guys she charmed to train with so she can pass her ninja exam. The trouble is, the guys she charmed are all popular at the academy! What will happen to our heroine from now on...?