Hera is distraught and feels betrayed when Min Joon, acting on President Kim Sang Goo's behalf, informs her that Ga On's parental and custody rights will be transferred to his biological father. Unable to understand his actions, Kang Hera seeks Min Joon, who does his best to avoid her. Kim Sang Goo, meanwhile, uses Ga On's diary to convenience Hera to leave his son with him; as he can not only provide a better life, but he can protect him as well. Meanwhile, Min Joon continues to search for his missing sister and later gets to hear Kang Hera's side of the story about how Ga On came to be with her. (Source: 3GGG at MyDramaList)