A group of teens in the pediatric ward of Los Angeles' Ocean Park Hospital find comfort in one another. Jeongguk, a cancer survivor, can't keep out of trouble. Hoseok, is a ray of sunshine with severe asthma. He does his best to keep Jeongguk in check. Taehyung; the hospital's resident wallflower, has an eating disorder. Yoongi is a quarterback with a heart problem, and his roommate, Jimin, has been in a coma for the past couple of months.