My horned practice. Knight A.

Iride has a practice after graduating from the Academy at the Imperial Law and Narhary Service. She plans to get in the control laboratory, but one small accident changes plans. Now the girl will have operational work under the guidance of the fiery demon of the rink and the windy demoness Vivien. It will not be easy for an inexperienced alchemist to change the neglect of the demon, and even more difficult to resist his fiery charm. Meanwhile, the empire is restless: the emperor loses his mind, and in the capital there is a series of unusual murders.

How are these events related? And did Fate accidentally pushed Irida and Nuxis?

If fate has encountered a reasonable, but emotional girl and a truly fiery man-demone, to be an explosion. Their love can change the whole world.