The second eldest son of the Gao family, 40 years old.He is well-behaved, filial and considerate, and is very responsible for his parents, work and family. Sometimes he discovers his parents' needs earlier than his younger brother Jiakai, who lives with his parents. He is praised highly by his neighbors.It is even more prominent under the background of the eldest brother Jiayue.
Originally a diligent life, he encountered an accident at the age of 40.