Beka Copper Trilogy (Terrier, Bloodhound, Mastiff)

The series is a prequel to Pierce's first quartet, The Song of the Lioness, and is set in the fictional kingdom of Tortall two hundred years earlier. It details the adventures of Beka Cooper, a sixteen-year-old recruit of the Lord Provost, originally from a lower city family and now in service to the Provost's Guard.