Jae-Kyung was the one hyung Se-Ju looked up to when they were kids, but after the financial ruin of Jae-Kyung's family, the two were separated. They never saw each other once during their time apart until one day they ran into each other at the bar Jae-Kyung works at. In a moment of drunken weakness, Jae-Kyung sleeps with Se-Ju and Se-Ju proposes they keep sleeping together? Confused and adrift in life, Jae-Kyung wonders if he can continue their physical relationship.