More than likely, they have planned for it and it won't be an escape. But it won't do to take the Shinigami at his word as the agent most likely to be a conspirator if not our kidnapper himself.

[Ed can watch Mikami rewind the cameras.]

Two unknown girls. Approximately your age. They went with Yagami into the back room where...

[Continuing to rewind to the night before.... Pause. He puts a finger on a portion of the screen where Ryuk can be seen by those who can see him.] Can you see anyone or anything here?