Yan Gao is the only child of the Yan family in Beijing. He has read poetry and books since he was a child, wears thin-framed glasses, and is elegant and elegant. In the turbulent times, it was Mr. Yan whom everyone admired. All difficult people become less difficult when they encounter Mr. Yan's good temper. Only Lin Yuxing always makes Mr. Yan frown. But who knows, Lin Yuxing always went to Mr. Yan's bed every night to lie down. When Mr. Yan came to drive people away, he took Mr. Yan's hand and said, "Gao Gao, I will hold your hand regardless of worldly opinions." Everyone respected Mr. Yan, but this person only liked to call him "Gao Gao."