Rewritten as: The Lunar Kindred X with the Captain

In the hentai anime "Mahou Shoujo Madoka Magica", teenage girl Madoka Kaname is approached by a mysterious creature named Kyubey who offers her a contract to become a magical girl and fight against witches. However, she soon discovers that there are dark secrets behind the magic world and its consequences. Does this rephrased description meet your needs?