When Kristen saves her estranged best friend, Bianca, from jumping off a cliff, she is plunged into the terrifying world of domestic violence as they battle against Bianca's ex. Discovering Caleb is a serial predator who exploits broken justice systems, Kristen forms "The Arrows of Artemis", an underground sisterhood protecting vulnerable women. When tragedy strikes, Kristen finds Caleb's target on her back and must rely on her martial arts expertise and unwavering resolve to survive.