She had used the word 'in' instead of 'went'. Just the choice of one word over the other was enough to cause a misunderstanding.
Gabriel left South Bay to be in the same room as another woman? And now he was in the bathroom?
Serenity took a deep breath and hung up the phone.
...
Linda removed the phone from her ear. She had clearly heard Serenity's rapid breathing when she hung up and Linda's lips curled up into a strange smile.
The door to the private room opened before she could put the phone back.
When Gabriel returned to the private room, everyone had already left except Linda. He saw her holding his phone and his expression turned cold.
"Linda, who allowed you to touch my phone?"
Linda was shocked by his malicious gaze, but she forced herself to calm down and handed the phone back to him.