IT'S KRYSTAL'S THIRTEENTH BIRTHDAY-CAN HER LIFE GET ANY WORSE? It starts at one of her mum's t-so-psychic sittings... and something unusual appears... Jessie Parker, cowgirl and spirit guide-at your service. Yep, a rootin' tootin' cowgirl from the Great Plains of the American Wild West. Turns out she has news just for Krystal-a mysterious inheritance from her great-great-great grandfather, Lakota Sioux Chief Sitting Bull. Exciting, right? Except the news comes with a warning... RED TOMAHAWK, A BAD SPIRIT- YOU'RE IN DANGER. Danger? Krystal does t like the sound of that at all. Still, she wonders what Chief Sitting Bull left to her. When she discovers a mysterious key, her wonder grows-along with her own uncontrollable powers. At the end-of-year dance, her powers kick into high gear, and everyone sees-like dreamy Jason and horrible Donna. Even her best friend Lara thinks she's gone crazy. Throw in a dangerous spirit hot on her trail, and it all makes for one bizarre birthday!