Coming to her senses, she realizes she has been left home alone—

At dusk, Mom is nowhere to be found.

Furthermore, a strange presence faintly emanates from the house.

And, whenever night falls, terrifying monsters attack the girl in the house.

Will she solve the mysteries and escape the house?

Or will she be discovered by monsters and brutally ravaged?

Then lose hope and actively accept the monsters?

Finally lose her mind and become a breeding bed for monsters?

The girl’s fate is in your hands—