Two idols who unexpectedly fell in love with one girl. Haru is a Korean-Japanese who was born and raised in Seoul, South Korea. She was classmates with Hanbin since middle school. She was originally cheerful, have smiley face, sweet and active in school when suddenly something happened. A few years later, Haru and Hanbin crossed paths when they both entered YG. Hanbin as an artist and Haru as a YG Staff. Hanbin is surprised to see a very different Haru. When suddenly Haru caught Bobby's attention. Hanbin and Bobby unexpectedly fell for Haru. But Haru has no interest in entering relationship because of that one thing happened in the past. Will Hanbin or Bobby change Haru's mind?