Online Spy Game

This is an atmospheric spy game set in the dark days of World War I. As an undercover field operative you are sent to spy on one Karl von Toten, a German scientist whose name has been linked to the disappearance of a number of other scientists who were attending a conference in Berlin in the hope of advancing German interests in the war. Your investigation leads to the conclusion that von Toten is on the verge of a remarkable scientific discovery that could change the world forever, can you discover what it is? Uf you get stuck trying to find out, we've provided a video game walkthrough below.