A heart-pounding muscle-building drama about Do Hyeon Jung, the manager of a gym who has become a ‘health freak,’ who corrects the lives of his members. Do Hyeon Jung is the manager of a 24-hour gym. He is a health-crazed man whose life is organized around health. He fights a fierce game of survival between being a self-employed businessman and a trainer in an unfriendly world. Lee Mi Ran is a travel agency planning and development manager. A character that cannot be left out of two keywords: love of food and burning love between a man and a woman.