"I can't wake up... I can't wake up... I can't wake up..." The nightmare that never allows waking lasts forever. You wake up from bed and a girl appears before you. She calls herself “Entourfe,” a management support android. The setting is a strange facility, and you will explore the inside of the strange facility with her. ...... The nightmare lingers. It will drag you to hell itself. The protagonist, plagued by nightmares He is invited to an underground facility. It is a nightmarish place filled with monsters, androids, and members of a bizarre organization. Can he overcome the nightmare and escape from it? Conundrum: Propositions are presented in sections. Tentative answers and answers to the propositions are obtained according to the clarity Level of the search. This is a text-based adventure game that switches between point-and-click exploration mode and action mode. The difficulty level is fairly low, and it's almost a one-way adventure and novel game. Number of endings 3.