This is the story of a 7-year-old boy, Sang-woo, born and raised in the big city, and his mute grandmother, who has spent her whole life in a small rural village.

Kim Eul-boon
as Grandmother

Yoo Seung-ho
as Sang-woo

Dong Hyo-hee
as Sang-woo's Mother

Min Kyung-Hyun
as Cheol-e

Yim Eun-kyung
as Hae-yeon