Hae Yi's first year in Yonhee University's life begins. On her first day, she meets Jung Woo and hears about Theia. However, Theia is currently a squad that will be in danger of being shut down due to lack of members.
At the beginning of a new year, Yonhee and Hokyung compete in the joint pep rally. Jung Woo decides to choose two freshmen to perform with the squad, through a physical test, Hae Yi and Sun Ho get chosen.
Hae Yi refuses Sun Ho for the last time. Despite their differences, she starts to feel something for Jung Woo. Jung Woo asks Hae Yi to overwork herself.
