Dam experiences the first heartbreak of her first relationship and goes through a period of feeling lost. Then, she hears about Woo Yeo’s secret through Hye Seon. Meanwhile, Woo Yeo realizes that he made the wrong choice in the haste of wanting to become human. As he is full of regret, someone miraculously appears before him. What will become of these two as they face one hardship after another? (Source: Viu)