Elena retired from her lethal career as the underworld's supreme assassin to embrace ordinary suburban happiness, only for her treacherous fiancé and adoptive brother to drug her wedding flutes. Waking inside a brutal gladiator cage where she has been sold for slaughter, she is bought by Dominic Rossi, the feared mafia godfather who has spent fifteen years searching for the girl who rescued him from a childhood ambush.
Dominic offers a six-month sham engagement, promising the resources of his syndicate to help Elena avenge her betrayal. Cold and suspicious, Elena is stunned when Dominic takes a poisoned crossbow bolt meant for her chest, proving his absolute devotion. Together, they uncover that Elena is the sole surviving heir to an eradicated dynasty, joining lethal forces to destroy the cartels who ruined their youth.
