In a world constantly at war against genesis. A mysterious force that mostly manifests itself in the form of bloodthirsty beasts or deadly diseases. The arcana, powerful warrior women are those in charge of confronting them. The fight against Genesis has been long, the price paid was too great, with many lives lost in the process. There were moments of despair, but also of hope. At the end of the day, humanity continues to resist this endless struggle. Our story follows Scarlet, an orphan whose main objective is to survive in this aggressive and hostile world. A task that seems much easier than it really is.