A shade system for a motor vehicle roof, with at least one first and one second shade arrangement which are arranged in line with one another in the lengthwise direction of the roof and each have a take-up shaft, a shade on which can be taken up thereon, and a pull which acts on the free end of the shade, and at least one compressively stiff drive cable which is driven by a drive and which is securely coupled at a first location to the pull of the first shade arrangement. The drive cable is securely coupled at a second point to the pull of the second shade arrangement in a first segment of motion of the second point and in a subsequent second segment of motion of the second point is decoupled from the pull of the second shade arrangement, the coupling or decoupling taking place automatically a locking element.