Thriller Restaurant

At the spooky western styled mansion turned restaurant "Thriller Restaurant," Kuroka and Ryu (Tomita Keisuke) disappear. After their disappearance others start to disappear at the restaurant. Rumors soon start that the devil himself is responsible for the missing persons. Then someone receive a chain email that states if they don't reply a devil will come and take them away.
One day, Ako's (Shiraishi Ryoko) friend Mai (Sakura Maya), from Yamazakura Elementary School, disappears. Ako thinks that clues of her disappearance can be found at "Thriller Restaurant". Ako then takes her friends Sho (Yuki Hiro) & Reiko (Asano Masumi) with her to the restaurant.
Meanwhile, Amano Haru (Kudo Ayano) visits Yamazakura Middle School to find clues about her missing younger sister Mai. Haru is a detective who specializes in in paranormal phenomena. She also has 7 unique detective devices. Haru approaches Kaoru (Morisaki Win), a friend of Ryu who disappeared earlier & learns that Kaoru also received the chain email. Haru then leaves for a village of the devil with Jun (Gouriki Ayame).