On Every Street (The Artists Trilogy #0.5)

When young con artist Ellie Watt decides to call herself Eden White and go after the drug lord who ruined her as a child, she never expects to fall for one of his henchmen. But Javier Bernal is no ordinary man. Subtly dangerous and overwhelmingly seductive, Eden finds herself passionately in love with Javier, the very person she's set-up to betray. With her body and heart in a heated battle against her deep need for revenge, no one will walk away from this con a winner.

Takes place six years before Sins & Needles. It can be read before or after Sins & Needles and may also be read as a standalone.