C43 Don't Want to Marry a Child

How could such a thing be a joke? Weren't they supposed to be siblings? It was as though siblings were married … Isn't that chaos … No, he wasn't his sister's blood brother …

However, in Bai Yuncheng's eyes, his sister was still just an ignorant child. She was still like the talkative little kid he was when he was young, who could never say anything that represented his rationality