Eveliina is a 16-year-old student who lives in a small town with her mother and father. On her way home from a New Year’s Eve party, she sees her mother kissing a woman in a gas station parking lot. Eveliina assumes that her parents’ marriage is breaking apart. She decides to separate her mother and the woman and keep her parents together at any cost. Eveliina’s operation causes a lot of fuss and awkward situations, and her own love life adds fire to the fuel.