Yan Shuhua experienced two major events in his life, one was meeting Su Yiya when he was thirteen years old, and the other was marrying her when he was twenty-two years old.
Short excerpt: Yan Shuhua: "Why do you always help him fight?"
Su Yiya: "We are all brothers, help each other. If you get into a fight, I will help you too."
Yan Shuhua kissed her fiercely: "Who wants to be your brother? I want to be your boyfriend."
Purpose: Patriotism