When Lee Jeong-in and Yu Ji-ho meet, something unexpected happens. Or it just may be that spring is in the air -- and anything is possible.

1. Episode 1 67m After spending the night at a friend’s place, Lee Jeong-in goes to the pharmacy, where she realizes she doesn’t have her wallet -- and meets Yu Ji-ho.

2. Episode 2 65m Jeong-in is surprised to see Ji-ho at an unexpected setting. While orbiting around each other, the two of them discuss whether to be friends.

3. Episode 3 64m Ji-ho becomes contemplative after Kwon Gi-seok’s sudden visit to the pharmacy. Jeong-in’s friends and family notice something different about her.

4. Episode 4 64m Jeong-in and Ji-ho attempt to navigate their situation, as talk of marriage grows around her. Ji-ho’s basketball match with Gi-seok gets intense.

5. Episode 5 63m Jeong-in has a candid conversation with Ji-ho about what they want from each other, but when she seeks advice from others, things get more clouded.

6. Episode 6 64m An unwanted visitor interrupts the impromptu get-together at Jeong-in’s place. Ji-ho is put on the spot. Eun-u’s grandmother asks about the teacher.

7. Episode 7 64m Gi-seok doesn’t seem to understand what Jeong-in wants, and she decides to meet his father by herself. Ji-ho makes an abrupt confession to his friends.

8. Episode 8 64m Jeong-in’s outward conviction wavers as she deals with other people’s opinions. Ji-ho wonders what’s best for Eun-u and whether to move forward.

9. Episode 9 64m Jeong-in and Ji-ho face tough questions and contend with the reactions of those around them, as they find that their situation is not just about them.

10. Episode 10 64m Jeong-in and Ji-ho unexpectedly run into Gi-seok, who’s determined to get his way. Lee Tae-hak learns something distressing from Kwon Yeong-guk.

11. Episode 11 64m Jeong-in is taken aback by Tae-hak’s presumptions. Lee Seo-in reveals the truth to her mother. Ji-ho has a frank chat with Lee Jae-in about her sister.

12. Episode 12 64m Ji-ho asks whether Jeong-in would like to meet his parents. Gi-seok’s complacency doesn’t wane. Seo-in’s announcement has mixed consequences.

13. Episode 13 64m Jeong-in pleads with her mother. Gi-seok’s stifling tactics intensify and he turns to Yeong-guk for help. Ji-ho and Eun-u spend the day with Jeong-in.

14. Episode 14 64m Jeong-in faces off with Tae-hak, who’s unrelenting, and later asks Yeong-guk a pointed question in front of Gi-seok. Seo-in and Jae-in talk to a lawyer.

15. Episode 15 64m Jeong-in gets upset about Ji-ho’s past and questions what this says about her. Gi-seok thinks he sees an opportunity and shamelessly contacts Tae-hak.