For most of us, Germany's mosques are unfamiliar places. What happens there? Who goes there? How is our country preached about there? For eight months, journalist Constantin Schreiber visited mosques. He listened to what is said when no cameras are present. His mosque report provides insight into a closed world. It shows the direction that is set there and how mosque sermons influence our coexistence. The message of the imams is unlikely to please those who truly want a genuine integration of the immigrant society.