Everyone is living covering up something. They pretend not to notice it." A direct mail from a famous event planning company. It contained a notice of a summer ghost story event called "Hyakumonogatari" and a call for participants. You, a horror and occult enthusiast, decided to go to the event by yourself. There, you meet a childhood friend you haven't seen in 10 years and also your current best friend (?). You were happy to meet them so unexpectedly, however...... The lid of your memory is lifted as you are led through a "scary story. What will become of them, tossed about and confused by the past and the present?