When a mysterious letter seems on the day they're being evicted, Elizabeth and her father can’t imagine their luck to find they've inherited Echoville Manor, a sprawling, thirty-seven room property. Upon arriving, Elizabeth finds that the mansion is inhabited by the world’s cutest spirit, Ghoster, who has been trapped inside a mirrored jail there for 50 years. Collectively, they have to uncover the secrets and techniques to Echoville to free Ghoster earlier than the nefarious Yuto captures her soul as nicely in his quest for immortality.