C282 A Time Bomb

Andrew picked up the microphone and asked, "Who is the recipient and the sender?"

The courier replied, "The recipient is Miss Xia Dong. The sender is Miss Ye Siqi from China. "

"Wait a minute. " Andrew hung up the microphone and quickly walked out of the monitoring room. He went to the door of Xia Dong's room and knocked on the door.

"Andrew, what's the matter?" Xia Dong opened the door