Kim Ji Hyuk (Kang Ji Hwan) doesn’t have parents and goes through a tough life. He then meets Dal Sook (Song Ok Sook) who runs a small restaurant at a traditional market. Kim Ji Hyuk follows her like his mother and settles down at the traditional market. He works hard to open up his own store within the traditional market. Suddenly, Kim Ji Hyuk becomes a hidden son from a family that owns Korea’s top company Hyunsung. He realizes though that there are impure intentions. Since that moment, Kim Ji Hyuk takes revenge upon the people at the Hyunsung company. He becomes romantically involved with a woman named So Mi Ra (Lee Da Hee) who he meets at the most important time in his life.
Meanwhile, Kang Dong Suk (Choi Daniel) is the one who grew up a chaebol his whole life. Kang Jin Ah (Jung So Min) is his sister.