Foul Play

He nodded and commanded. "Lu Han, investigate the elevator, its wiring, check the security recorders, and report this incident to Tatsuo Xiang."

"I'm on it." Lu Han signaled for Nico to get going with the investigation. 

"Queen Mother, I won't see you off." Hue Chi excused himself and strode after Yu Sha. 

Long Kue also followed suit as he knew the reason why the prince went that direction.

"Ah..." The queen was going to ask about the lady who opened the door for them but seeing he was in a rush, she asked the others instead. "Who opened the elevator door?"

A man was present and aware of the situation replied. "It appeared that Miss Yu Sha was here with her friends and the female friend opened the elevator with her bare hands."