There was no response from the room.

Elena Kent changed her hand and continued to knock on the door. "Nicola, are you inside? I made some midnight snack. Come and have a taste."

There was still no response in the study.

After hesitating for a moment, Elena Kent pushed the door open a little and looked inside through the crack.

In the study, it was quiet. She didn't see anyone.

She called Nicola Clinton again, opened the door and walked in hesitantly.

"Nicola? Are you inside?"

It was not until she arrived at the desk that they were sure that Nicola Clinton wasn't in the study.

She was confused.

Nicola...