It's the summer before college. Hannah Waer is on her own at the seven-week summer horse show circuit in Vermont. Her father wants her to learn independence and responsibility so she has to take care of her own horse-which might not be a problem if she'd ever picked out a stall, or prepared a horse for the ring. It also doesn't help that her horse won't jump. When Hannah crashes (literally) into gorgeous and accomplished grand prix rider, Chris Kern,...