
Every letter leads home.
Xiaowei travels to Thailand to find his "billionaire grandfather" who is out of contact due to debt problems, but unexpectedly find the one who has been corresponding with his grandmother for years is not her husband.
Li SitongXie Nanzhi
Wang YantongZheng Musheng
Wu ShaoqingYe Shurou (elderly)
Zheng RunqiZheng Xiaowei
Fang PeisongXie LaishunWang XiaohuiYe Shurou
Zheng PengshengUncle Long
Chen QinqinDi Gong
Zheng HuisongShiqi Zai
Zhao ShuguangXie Zehua
Li DeruAunt Ru
Li ShuhaoBrother Shuiji
Usha SeamkhumXie Nanzhi (elderly)
Zhong ShaoxianAunt-in-law
Lese MaiInn Tenant