Unsolved Love

Kim Taehyung is the school's "bad boy" while AeRa's little sister Mina just joined the same club as him. Every girl falls for him so she's afraid Mina will too. So AeRa goes to talk to Taehyung and tries to convince him to leave Mina alone. But when they start talking to each other they gradually become friends. They don't admit it but they're probably the best of friends in the whole school. But then AeRa starts liking Taehyung even if she doesn't want to. But then she finds out that Mina also likes him. She backs down for her and also because she doesn't want to admit it. But will Taehyung see them as just two other girls crushing on him or will he develop feelings for one of them.