Hee Woo continues to keep a close eye on Cho Tae Sub’s actions. One day, Min Soo introduces Hee Woo to a friend of his who has a brilliant idea. Sung Hwan is a former med school student who has now developed an idea for a smartphone application. Knowing that this will benefit Cho Tae Sub if he doesn’t step in, Hee Woo decides to help Sung Hwan.