"Sirius, this isn't a game." Caught between a family one one side and sympathies with the other, Cassiel Yaxley starts her seventh year at Hogwarts in the middle of a war. Haunted by dark marks and hunted by people she once called friends, the only one who could help her may be the boy she has hated for years Sirius/OC

"Potter, I'm not going to tell you again. I don't sell love potions. I don't sell Polyjuice, poisons and I definitely will not sell you Liquid Luck!" The tale of a blonde genius, a black haired troublemaker and a lot of drama. James/OC