[Machine Translation] The Azrael family is a prestigious family that produces a lot of people with magical powers and produces holy knights. Linda, the second son of the Azrael family, also longed to become a holy knight, but his lack of magical powers closed the door to such a career. Furthermore, since her parents passed away, Linda has been busy with household chores as a substitute parent for her younger brothers and sisters. Then one day, something unusual happened to Linda. One day, something unusual happened to Linda. Confused by her transformation into a demon-like creature, Linda decides to turn to her eldest brother, Fang, who lives alone as a holy knight. There, Linda discovers a shocking secret about herself.