Emily stood up and stretched extravagantly.

She was very cautious.

The watch on her wrist was designed to detect electronic devices, and with someone like Ethan, it was unthinkable that this important study didn’t have surveillance.

However, when she searched for devices on the computer, she didn’t find any surveillance cameras in the study, which clearly meant the cameras were off.

The red light indicated the surveillance was on, and when it was off, it meant the ...