Who is the half-dead man Andi and her friends find lying in the creek? Who are the travel-weary young woman and three unruly children who suddenly show up at the Circle C? Why has Andi's family been keeping such an important secret from her?

Angry and hurt at being left out, Andi saddles Taffy and sets out to find some answers--answers she wouldn't have guessed in a million years. How far will Andi go to rescue those she loves, whose lives depend on her protection?