opposing sides

Estée is the daughter of the head of the Russian mafia. She has always wanted to prove herself to her father, and do whatever she can so he knows she was capable enough to handle their empire. so when she finds out the supposed dead son may be alive, her father gives her one last mission to prove she can handle it, and she takes it. the mission is to destroy their rival, the Spanish mafia, from the inside. She also needs to try to get in on the investigation about their son and find him first. Estée and their son have always had an interesting relationship. Their families are enemies so naturally they are too. that had never stopped him from flirting with her though and her sometimes flirting back. what happens when her loyalties are tested and tension between the two heirs grows?