You wake up with a nagging headache and, it seems, with huge blackouts in your memory.. You open eyes and your vision gradually focuses while you are lying on the floor. You look around, seeing an empty, dull and dead quiet room in which you found yourself for an unknown reason. You start to get up, but you feel like you've touched some kind of key card with your palm, standing up and studying it. B7 You do not know what it is and what is happening, you stand in a stupor. But when you turn your head, you notice the elevator... A closed elevator with a gate and immediately you understand everything.

After unlocking the gate, you enter the elevator. The doors close immediately and inside, it announces that "The person on the bottom floor is here a sacrifice" and elevator going down to the floor number B6...