A case for storing a storage medium device, such as a compact disc or digital video disc, wherein the storage medium itself is used to transition the case from an unlocked position to a locked position, and vice versa. The case includes a front cover having a pocket, wherein when the storage medium is loaded in the pocket, the storage medium may be accessed via a latch window provided in the front cover, and moved to transition the case between the locked and unlocked positions. The latch window also provides the user with visual access to the interior of the pocket to determine whether a storage medium is loaded therein.