Features 41,566 words 4 Endings 9 Character CG 55+ illust CGs 35+ Original BGs 11+ BGMs 12 SFXs Story One day, a boy, Riel, has a nightmare. inside the dream there is a school just like in real where terrifying things continues to happen. Being chased by a blood-soaked medusa, his friends are killed. Students foam teams just to fight each other. …this was a beginning of [Nightmare Game]. After inference of collected hints, they can end this game. the [Broadcast] will tell about where Hints are, and friends’ death. they were programmed to bring them to death. is the [Broadcast] from my mind? and what happened in dreams is connected to reality. when someone dies in my dream- so do in reality. can Riel finish the game? Summer Nightmare is a Mystery Survival adventure in dreams, surrounding Riel. Protect friends, teacher and yourself! 『Those who happen to behold Medusa, are destined to be killed by someone.〠Gameplay Notes You can change the language in Settings. If you can not hear the game sound, increase the volume in the settings