Season 1 Kang Dong Goo dreams of becoming a movie director, but he is cynical due to bad luck. Cheon Joon Ki wanted to follow in his father's footsteps and become an actor, but he is now just a minor actor. Bong Doo Sik came to Seoul to become a scenario writer, but things have not been easy for him. These 3 men run the Waikiki Guesthouse in Itaewon, South Korea. Their guest house is facing bankruptcy and then a mysterious baby and single mother appear at Waikiki. Season 2 Lee Joon Ki is an unpopular actor who runs the Waikiki guesthouse. However, business is bad and the guesthouse is facing bankruptcy. In order to revive the guesthouse, Lee Joon Ki asks his friends Cha Woo Shik and Kook Ki Bong to invest their savings in it. Cha Woo Shik is a picky person who dreams of becoming a singer. Kook Ki Bong used to be a promising baseball player, but instead is now stuck playing in the minor leagues. After Lee Joon Ki's request, they all put their money into Waikiki Guesthouse and start living there together.