After learning that Heung Sik was injured while trying to save Gyeol, Gyu Rim gradually grows attached to Heung Sik. Meanwhile, Gyu Young, fired from the hospital, returns to Gyu Rim’s home, showing signs of causing trouble once again. Elsewhere, Ok Seon discovers Gyeol’s existence and begins looking into his background in secret, even planning to take him away from Gyu Rim and raise him herself.