Итальянская страстная месть

During her husband's funeral, Elise reflects on her loveless marriage with a cheating husband when she notices a man staring at her. The man turns out to be Vincente, her husband's employer and a company owner. He invites Elise for dinner, and though she is alarmed by his eyes full of risky temptation, she accepts his offer. Just what is Vincente's purpose?