Two kids. Two books. Twice the adventure! Bryce and Ashley Timberline are normal 13-year-old twins, except for one thing--they discover action-packed mystery wherever they go. Wanting to get to the bottom of any mystery, these twins find themselves on a nonstop search for truth. In Haunted Waters, a crazy, wild drive from a deserted mining town makes it clear that someone's after Bryce and Ashley Timberline. Will they survive long enough to find out who it is? In Stolen Secrets, Bryce and Ashley wonder what their stepdad is hiding. As they discover more about his past, the twins fear all is not as it seems. What isn't their stepdad telling them?