Absolutely Haunting! is a shorter eroge VN about your school's Occult Club, which only has three members! Gabrielle, Lucy, and you decide to liven up your club activities, and investigate the rumors about the abandoned old school. Halfway through the night, you discover you're locked in, and the haunting rumors of this place may not be rumors at all. Figure out who or what is haunting the school, juggle your feelings for your two friends, and try to avoid possession - or don't!