Junhyung and Yoseob are childhood friend. Doojoon and Hyunseung too and they are in same school. Junhyung likes Hyunseung and Doojoon likes Yoseob. But Yoseob and Hyunseung are couple. When they told their friends about their relation Junhyung wants to break them up and also he involves Doojoon to his plan, But what will happen when Junhyung starts to fall in love with Doojo