True to the Name

Narcissa looked down at the small child laughing and cheering like she always did when Narcissa read her the story of her name. Sweet, little Cassie will never be anything like this story's Cassiopeia. Not vain or arrogant, and she will receive a fate that will be only fitting for the great girl she will become.
As time passed on, Narcissa found out she had been correct. Just not in the way she hoped.
***
The Weasleys and the Malfoys. Who thought two children from opposite sides could break up the fight and become friends? Only an idiot.