Popular high schooler Lee Min Seok waits for his lookalike brother to come home, while temp worker Jung Soo Young develops a crush on Yoo Jin Woo, a stoic director within her company.
Min Seok's best friends learn about his double life, and they want to reap the benefits too. A competitor causes trouble for Comfo, and Jin Woo must catch the sneaky employee behind it.
Jin Woo inches closer to finding out Min Seok's secret, and the rivalry between the two heats up. Min Seok begins to feel guilty about hiding his identity from Soo Young.
After getting back together, Soo Young helps Min Seok manage his hectic double life. Jin Woo learns about the secret past between his father and Min Seok's.