User Summary Most of the characters of English Detective Mysteria are inspired by famous figures of the detective mystery genre. Besides Sherlock Holmes' and Watson' respective offsprings, the game features Sara Marple, niece of Agatha Christie's Jane Marple and Jean Lupin, son of the French thief Arsène Lupin created by Maurice Leblanc. Characters Kenichirou Akechi and Seiji Kobayashi are an homage to Edogawa Ranpo's mystery series protagonists Kogoro Akechi and stepson Yoshio Kobayashi.