This is the story of how Yoo Jeongyeon unraveled the mystery of why her ex-girlfriend Im Nayeon left her without saying anything. How she recall the memories they had with the letters she left along the way. 

YOO JEONGYEON

The High school basketball team captain. Currently on her last year of law school. Chained with her past.

KIM JENNIE

The student council president in high school, and currently in her last year in med school Yoo Jeongyeon's fiance.

KIM DAHYUN

One of Jeongyeon's best friend since high school. Currently handling their families company.

CHOU TZUYU

One of Jeongyeon's best friend from high school. Currently working as a veterinarian and owns her own vet clinic.

-Characters that will developed along the story-

MINATOZAKI SANA

HIRAI MOMO

PARK JIHYO

MYOUI MINA

SON CHAEYOUNG

AND

IM NAYEON 

Yoo Jeongyeon's ex girlfriend; MISSING.

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