"Coming." Zhou Tongtong heard Xia Qing call her and answered over her shoulder. Then she spoke to the two little stray cats crouched in front of her.
"I'll go ask Mom. She should know what this is."
"Meow..." Little White Cat and Little Black Cat nodded, then watched Zhou Tongtong leave.
Xia Qing was carrying a shopping bag filled with fresh ingredients.
Zhou Tongtong went over to Xia Qing, and the two of them walked toward the stairwell entrance not far away.
Inside the elevator, Zhou Tongtong reached into her pocket and pulled out the two USB drives the little stray cats had given her.
"Mom, what are these?"
Xia Qing looked down. "These are USB drives. They're used to store data. Where did you find them?"
After hearing Xia Qing's explanation, Zhou Tongtong understood what the things in her hands were and immediately lost interest. She felt that something like this was worthless.
"Little White and Little Black gave them to me. They were playing in the park earlier and ran into a..."
Upon hearing this, Xia Qing's expression gradually grew solemn.
"Mom, what's wrong?" Zhou Tongtong noticed Xia Qing's serious expression and asked in confusion.
"Give them to me. Once we get home, I need to check them..." Xia Qing told her daughter.
"Mm." Zhou Tongtong handed the USB drives to Xia Qing, feeling very curious. Could these things actually be valuable?
The elevator doors opened, and mother and daughter returned home.
Xia Qing went to the study, turned on the computer, and began reading the USB drives.
"This is...!!!"
After the USB drives opened, numerous files appeared. She randomly opened one and saw numbered documents.
A look of astonishment appeared on Xia Qing's face. Then she pulled the USB drives out of the computer.
"Mom." After using