Maggie (Serinda Swan) is a tough and ruthless member of the all-female Dark Moon biker gang led by the merciless Trigga (Pollyanna McIntosh). After Maggie's cousin (Vanessa Dubasso) is drugged at a party, the gang rides out for revenge.
Maggie becomes a strong and ruthless member of the all-female Dark Moon gang led by the merciless Trigga, and the all-female motorcycle gang look after each other as they patrol the streets in the small town.