
Young-ho doesn't have any dreams for his life. He has been studying for three years to enter a university. He decides to send a letter to his childhood friend So-yeon. But her younger sister So-hee receives the letter instead of her sick sister. So-hee writes back to Young-ho, pretending to be So-yeon. Meanwhile, So-hee takes care of her sick sister and also runs a secondhand bookstore with her mother.
Genres:

Kang Ha-neul as Young-ho

Chun Woo-hee as So-hee

Kang So-ra as Soo-jin

Lee Sul as So-yeon

Lim Ju-hwan as Young-hwan

Lee Hang-na as Mother

Lee Yang-hee as Father

Park Se-hyun as Student

Kim Sung-kyun as Teacher

Ko Gun-han as Jong-guk

Nam Hyeon-woo as Student

Kim Min-seo as Student

Kang Young-suk as Book Worm

Choi Myeong-bin as Young So-hee

Won Ji-u as Young So-yeon

Go Woo-rim as Young Young-ho

Lee Tae-young as Teaching Assistants

Woo Jeong-won as Teacher
Made by edimario