Bloody Mary is a singleplayer and versus level that author 'jgtogi' have been working on along for the past 3-4 months. The setting is at Saint Mary’s University an upscale private school in Riverside. The player navigates through the classrooms, café, gym and library with theultimate goal of reaching a bell tower safe house. His goal for this map is change up the gameplay a little bit while still holding true to the L4D formula. This is accomplished primarily through unique crescendos and mini-events.