Bronte Tempestra of the Storm Kingdom is taking charge of her own destiny - she will be the first ever princess to become a knight! But knight school isn't the fun-filled adventure Bronte is expecting - the knights don't seem interested in saving . . . anything. And when she discovers that the Lightning Steeds have gone missing, leaving the Thunder Trolls to wreak havoc across the lands, she knows it's her moment to prove just how brave a princess...