Shou is a little genius who plays with intelligent robots, has autistic tendencies, and is the baby of the family;
Gong is a mountain orphan who was exchanged with his brother and returned home, and later became the adopted son of his family;
The two of them grew up together. Gong was very fond of Shou. After discovering that he liked his younger brother, he wanted to raise him, but his family found out and kicked Gong out.
Gong is not a good person. After working outside and becoming a boss, the king returns...