Seiyaku no Ephemera: Akuma Hakushaku to Honoo no Otome

In the city of Rosetta, where magic exists in secrecy, Lizelle, a girl with no early memories, is rescued from a monster by Count Albert, a man who wields magical fire. As an "Ephemera"—a substance that grants immense power to demons—she is asked by Albert to help investigate an ongoing case. In return for his protection, she is also required to serve as a maid in his household. The encounter with the demon count, who is tired of his long life, marks a turning point in Lizelle’s life. The story is set in a city shrouded in mist and involves elements of romance and fantasy.