Minji has been in love with Namjoon from the moment she laid eyes on him. She had never had the courage to tell him how she truly feels out of ruining their friendship. Later on she finds out that Namjoon has fallen for her sister Sunny. Sunny, who is prettier and more popular than her, finds out that Minji has a crush on Namjoon. Minji's life takes a turn for the worst when she finds out her older sister is dating Namjoon. A few years later, Namjoon & Sunny are engaged. Deeply saddened by this event Minji builds up the strength to tell Namjoon how she feels but will he feel the same way?