S to M no Sekai

In order to survive the deadly accident of the train, Sekai Maihime is repelled back in time, where she discovers that she has hidden forces that are associated with doll, "S". It helps it and limits the vague (but kind) keeper "S", Sovieul, which is the cause of the presence of seki in France of the seventeenth century. Soviet promises to protect the Sekay, but offers little information about why these strange events occur. Unfortunately, they meet Machiawello (he is the devil), which is very similar to a friend of childhood of Pieki and loves the Foreign. Machiavello craves forces shared by SEKAI and 'S' to get the power of the devil R. Sekai just wants to find Midou and return at one time, but her constantly interfere with her conflicting desires with 'S' and attempts to Machiavello. To get your body. To find the Foreign Ministry.,