Sadie Kane

Sadie Kane is the heroine from The Kane Chronicles series.

The Kane Chronicles
Sadie is Carter's twelve-year-old sister (she turns thirteen in the second book). She may be stubborn and have a sharp tongue, but Sadie is also funny, kind, and loyal. Ever since their mother died, she and Carter were separated at a young age. Whereas Carter is homeschooled by his father, an egyptologist, Sadie lives with her grandparents in a London flat. She goes to school with lots of friends and even has a slight British accent. One day, the two of them reunite to help their father, who disappears. The series consists of the two of them trying to save their family and the world from the evil serpent Apophis and many other foes.

Trivia

 * Sadie is descended from the Egyptian goddess Isis.
 * She often wears battered jeans, a leather jacket, and combat boots.
 * Sadie is in love with Anubis, god of the dead, and an amulet magician, Walt Stone.