Sapphire Blue is a member of Las Calles, an underground fight club. She joined at the age fifteen to cope with her parents murder. Three years after her parents death, their murderers are found. Sapphire thinks her life is finally going to be normal but what she doesn't realise is that hanging around Ryder Smith will turn her world upside down.
What she can't figure out is what Ryder is hiding from her and why he acts so mysterious all the time. Sapphire finds herself drawn into his world but Ryder might just be the worst possible thing for her.
With Sapphire caught between the two most notorious gang leaders in America, and their sons, she has to choose which side to be on.
What happens when Sapphire is drawn into a world of gang fights, murders and mysteriously sweet bad boys?