A boy living in the countryside with only his dog and his grandfather as companions struggles through life with the overwhelming longing for his parents that have moved far away.
as 爷爷
as 开开
as 王老师
as 小燕子
as 小亮
as 开开爸爸
as 开开妈妈
as 林医生
as 燕子姥姥
as 小亮姥爷
as 春儿
