Ilya lives a peaceful and ordinary life in Japan with her father Kiritsugi, mother Iriswell, brother Shiro, and two housemaids. One day her tranquil existence is shattered in an instant. The magic wand "Ruby" chooses her as its new mistress (the former owner was Tosaka Rin). Now Ilya is forced to take part in an adventure to collect magical cards. Miu Edelfelt finds herself in a similar situation. The magic wand "Sapphire" has chosen her as its mistress instead of Luvi Edelfelt. The girls must emerge victorious from battles over the possession of magical cards. Who will win? And is victory important when one must preserve their life?
