Xiao Jingzhi is Zheng Sangrou's brother, and their parents are the same.
But he knew that they were not related by blood and were not in the same household register.
The whole world thought they were brothers and sisters, but he didn't want to be just an older brother.
"I'm your brother, but I don't just want to be your brother."
"I can give you everything I have, but I can't give you a love letter that belongs to adolescence."
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No blood relationship
The relationship will only be confirmed after they are both adults.
Ordinary daily life, happily falling in love
Warm, cute, attentive, shy and easily shy, Little Sun Zheng Sangrou and
Only loves one person and prefers a cold boy but possessive little wolf dog Xiao Jingzhi
Intention: I can give you everything, but I cannot give you a love letter belonging to adolescence