Charlotte caught the key words and asked, "What kind of little sister?"

"She looks about my age. I saw on the back it says six or something." Winnie didn't know many words and could only read some basic number and common words.

Hearing this, Charlotte was basically sure of what happened. Out of caution, she showed Winnie a group picture she just took, "Is this little sister?"

Winnie carefully identified. Then she got excitedly and nodded straightly, "Yes."

There must ...