Mr. Baek is a successful hotelier who's more interested in hoarding his money than in enjoying his golden years. But in a strange turn of events, this classic scrooge gets a second chance at life when he wakes up as a younger version of himself (Shin Ha Kyun). With no way to prove his identity, Mr. Baek must enter his own company as a rookie and is forced to work his way up once again. With precious little time, Mr. Baek is given the opportunity to take stock of his life - and to give love a chance.
Choi Go Bong (Shin Ha Kyun) was a successful businessman but he was not a great father to his rebellious son Choi Dae Han (Lee Joon) and a good husband to his dead wive, he owned several great hotels and resorts he also strict to his brother, sister, and his employees. However accidentally on a freak meteor accident he swallowed a meteor rock made him look younger like on his 30-th, he chose to run away from his families afraid his family members will be surprised and will not believe him for who he is. Choi Go Bong met Eun Ha Soo (Jang Na Ra) and touched by her kindness and straight forward nature slowly falling in love with her. Choi Dae Han who was focusing to find his father also fall for Eun Ha soo. Choi Go Bong wanted to spend his lost time with his son and at the same time teaching him to be a good leader for his company hence father and son were bonding through difficulties.
