Suzaku shook his head slightly. If she knew about Geass then she might as well know about all Geass, and it was clear that she didn't really have much information. If it was Geass users who were holding them- if there were more that Lelouch hadn't found, then she needed to know in order to help them, the information wouldn't be of that much importance to her when they escaped so he did not mind explaining.

"Lelouch's Geass only works once," he corrected, "others can be used many times, and only his Geass makes people obey him. There's other ones, like reading peoples minds and making people forget things or implanting them with new false memories, that could be how they took our memories and they want to make us fight for some reason and the memories is just a way of control... For all we know the translating thing could be a form of Geass, but there shouldn't be that many Geass users..."