吸血の家

The exorcism of a spirit whose grudge founded a whole family curse calls forth seemingly impossible crimes and forces Nikaidou Ranko to uncover the secrets of the Masamiya family and the fate that is about to befall the three sisters.

地獄の奇術師

Nikaidou Reito and Ranko's friend Kurebayashi Hideki and his family are threatened by a mysterious mummy-like man who announces to murder the whole family out of revenge on Hideki's uncle, Kurebayashi Yoshihiko. Reito and Ranko also wind up in the serial murders and Ranko gets to work on her first larger case.

軽井沢マジック

Mizuno Satoru, temporary deputy supervisor of a travel agency, and Minami Yukari, one of this agency's employees, get caught up as suspects in various murder cases in Karuizawa's area by coincidence and end up forced to make sense of these peculiar murders to prove their own innocence.