Lyra Lestrange is the daughter of the infamous Bellatrix Lestrange and Fenrir Greyback, also your sister, and hence is a little bit crazy. It was a cold winter night and the death eaters, led by Voldemort were on a peaceful walk, for once in their lives. Lyra leaned over to her mother. Lyra: "Why do we have to be out in the freezing cold?" Bellatrix whispered back. Bellatrix: "He said its good for the soul..apparently"