Kim Sun Woo (Uhm Tae Woong) was sent to the orphanage after his father was killed. His childhood best friend Lee Jang Il (Lee Joon Hyuk) was born in a poor family but eventually works his way up and became a prosecutor. However, his thirst for success leads him to betray Sun Woo. Confronting his intense, Sun Woo turns himself into a successful businessman.

This drama also known as the male version of Women of the Sun.