Takenouchi Sora, a plain middle schooler has a crush on one of the popular guys in their school. She knows that she was just a "plain" student so she knew that she has the least chance of winning his heart. But things turned out to be unexpected, her crush has a crush on her back.

Nanoha, a shy ten years old orphan who lost everything except her ferret. One day, she was called at Lindy's office and there she saw a blonde girl that was claiming her as the next heir. How would she react on this unexpected event?

A little twist from the original MGLN story. Stern wishes a life that was out of the ordinary and was fulfilled when she met a ferret named Yuuno. However, she has to face the struggles and pain being the consequences of her being a mage.