The Naturals series

Jennifer Lynn Barnes’ The Naturals series is a YA crime-thriller saga following Cassie Hobbes, a gifted teen profiler recruited by the FBI to help solve cold cases. Alongside other talented teens, she faces deadly serial killers, uncovers dark family secrets, and hones her instincts to catch criminals. Across the four books (The Naturals, Killer Instinct, All In, Bad Blood), the team tackles complex murders, navigates danger, and ultimately confronts the truth behind Cassie’s mother’s disappearance, blending intense suspense with psychological profiling.