Su Lanyu lost his mother when he was 3 years old, and had a stepmother when he was 6 years old. He also had a brother, Shen Qing, who was only two months older than him. The two brothers shared weal and woe and grew up together.
"Brother, will you stay with me forever?"
"Yes, I will always be by your side"
"But brother, you lied..."
Purpose: inspiration, growth