Episode 6 ended with Seung-chan consoling Ye-jin by holding her close and cradling her head, as she was crying her heart out because of Joo-mo's nonchalant attitude even after seeing that she has injured her hand. Despite Joo-mo's reluctance to acknowledge Ye-jin's feelings, there is a group that wants the classic friends-turned-lovers scenario to unfold. Each equation, however, is going to break someone's heart.