Lyrical Nanoha Strikers Graphic Novel Volume 01

"Nanoha Takamachi is a young Japanese girl attending school like anyone else. But her normal everyday life suddenly comes to an end when she rescues an injured ferret. Ferret's name is Yuno, who reveals himself as a young shapeshifting mage. An archaeologist from a parallel universe, Yuno claimed to have come to Earth to collect a set of 21 dangerous ancient artifacts called the 'Jewel Seeds.' Those who come contact with the Jewel Seeds gives them a powers; often turning them into monsters and Yuno was injured while trying to collect them. Now Yuno must rely on Nanoha while he convalesces in ferret form. He gives Nanoha a magic wand, a 'Raising Heart' and she unexpectedly shows strong aptitude for magic. As the two gather the Jewels Seeds, Nanoha learns magic from Yuno while continuing with her ordinary everyday life. "