Following the events at Wendy’s mansion, Almark and Morgan go back to the institute before summer vacation is officially over. As the rest of the students return to campus, preparations are getting underway for the upcoming martial arts tournament, and Almark takes this opportunity to train Morgan, who’s not particularly adept in combat. On the day of a solar eclipse, Almark, Morgan, and Wendy stumble upon a mysterious ruin beneath the institute… Who and what will the three friends find shrouded in the eerie darkness?