Jeon Ji Hyun, a popular high-school student, happens to be friends with 7 bisexuals. Knowing that these boys liked each other for so long but too scared to say so, she became a cupid.
Renjun thought he was gone for good, but Na Jaemin returned to his high school and all the memories of what happened a year ago too. Both of them trying to deal with the past and their very competitive school, don't know yet what an emotional rollercoaster they're in for.