Expansion for Escape Room The Game. Dr. Siènski, your dentist, has invited you for a check-up. With some reluctance you have accepted his invite and you find yourself in his dentist chair. Before you know it he put a cap on your face. The last thing you hear is a the voice of Dr. Siènski, who says he is going to administer some laughing gas so you won’t feel any pain when he puls your tooth. Then everything goes black around you