After the CSAT, Do-wan invites his friend Jae-yul to his empty house while his parents are away on a trip.

Do-wan and Jae-yul ride bikes along the Han River before graduation.

Si-hwan drunkenly confesses to his best friend Joo-chan, who he's been close with for 7 years. Can he fix this?

With the help of the bracelet, Shi-hwan goes back in time several times and finally confesses his true feelings to Joo-chan.

During his break, Ha-min returns to his countryside home and finds himself distracted by the sudden arrival of Jun-gyeom.

Jungyeom and Hamin grow closer and spend joyful moments together.

Taeyoon tells his senior from the film club, Hyunwoo, about something from their past.

Hyun-woo, shaken by Tae-yoon’s confession, finally expresses his long-hidden feelings.