"Brother's parents no longer want him, so he will be your brother-in-law."
The little girl raised her head and looked at him, as if she didn't quite understand.
"Besides, a brother can belong to many people, a stranger can also be a brother, and a brother-in-law can only be a brother-in-law. You are a different uncle." His voice was very soft: "Do you understand, kid?"
Intention: Positive and uplifting