I am the mansion's ghost who guides the female protagonist of a horror game. Sometimes I gift rewards. Sometimes I drive her to ruin. Waiting for the day I'll finally be freed from this mansion. ... But something seems off about the look in the female protagonist's eyes as she nears escape. "Choose one of two options." "... Huh?" "Either become my servant outside, or... stay in this mansion with me until death do us part, our bones turning to dust together."