Hero & Villain by Juliann Whicker

In the dazzling chaos of Las Vegas, Daniela Delavigne, mafia princess and villainess extraordinaire, is out for revenge against the man who turned her world upside down—billionaire tech genius Dirk Dagger. But as her cunning plan spirals into a wild adventure with a crew of vigilantes and a diabolical mountain lion, nothing is quite what it seems.
Will revenge lead to love or destroy everything she truly wants?

Fast-paced, full of twists, humor, and suspense, this completed duology is binge-ready today! Part dark comedy, romantic suspense, with a side of supernatural. Welcome to the wild and wicked world of the Super Serum Billionaires.