Unseen Power.A tragic passing and a dark secret both come to light as Haruka and Kantaro make the decision that decides their fates forever. It took place six months after the battle, Everyone is depressed, especially Kantarou and Suzu. Suzu always came to their house to play with Yoko and Rosalie. One day, Viscount Edogawa came and seek help from Kantarou, there had been a "Strange Phenomenon" again in their house. It is revealed that Suzu died and "Her Spirit" is the one who is with Yoko and Rosalie. She died on the same day, the battle ends, because of a fever. Kantarou tried to exorcise her but failed. He then, put charms around their house that will make them invisible to Suzu, but Yoko cannot take it anymore and said that Kantarou is only running away. Kanatarou visits his childhood friend, he got advice and decided to do exorcise Suzu now...