This drama is based on the 2009 U.S. film “17 Again“. It’s about a husband who goes back to his golden days right before his divorce. Jung Da Jung (Kim Ha Neul) is married to 37-year-old Hong Dae Young (Yoon Sang Hyun). They have have 18-year-old son and daughter. Jung Da Jung works hard as a rookie announcer and she has a warm heart. She becomes completely fed up with her husband and is unable to deal with him anymore. Hong Dae Young got fired from his job and he is looked down upon by his family. Jung Da Jung hands him divorce papers. Meanwhile, Hong Dae Young looks at himself as an ordinary jobless middle-aged man. He regrets his life. At that moment, his body changes into that of an 18-year-old year old person, while his mind is still that of his 37-year-old self. Back in his teenage days, Hong Dae Young (Lee Do Hyun) was an excellent basketball player and also popular. Now, with his regained 18-year-old body, he changes his name to Go Woo Young and begins to live a new life.