After receiving a heart transplant, a mundane professor becomes entangled in a grieving mother's plot to avenge her son's death.
When his girlfriend Giorgia leaves him for his boss, journalist Giulio suddenly finds himself without a woman and with no job. Determined to win back his ex, he attends Valeria's classes, who teaches single men the art of seduction, convinced that relationships between people are motivated by simple biological stimuli.
Mirea is about to be 18 years old, and her family is prepearing a big party for her. Teresa, Mirea's mother, wants to gain notoriety, so begins to spend recklessy for the celebration. When the day finally comes, an unexpected death puts it at risk.