Nisekoi follows high school students Raku Ichijō, the son of a leader in the yakuza faction Shuei-Gumi,and Chitoge Kirisaki, the daughter of a boss in a rival gang known as the Bee Hive Gang from America. They unexpectedly meet when Chitoge hops a wall and knees Raku in the face. After she runs off, Raku realizes he has lost his locket which was given to him by his childhood sweetheart with whom he made a secret promise to ten years prior to the start of the series. After discovering Chitoge is a new transfer student in his class, he forces her to help him look for the locket. During the search, they begin to dislike each other.