"No Second Chances" follows people at the Paradise Inn, located in the middle of Seoul. Gam Poong Ki stays in room 5 at the Paradise Inn. He has an attractive appearance and a good sense of humor. Bang Eun Ji stays in room 6. She is single and with a beautiful appearance. She is honest and has warm heart. Geum Bak Ha stays in room 4. She came from a small village by the sea. She has a bright personality. Meanwhile Na Hae Joon is the successor of the Koosung Hotel, a five-star hotel. He is the grandson of the hotel's chairman. Koosung Hotel is located across the street from the Paradise Inn.