A family celebrates the birthday of their son. After a warm birthday greeting, their usual feast takes place.

Anya and her beloved Yurko come to visit the girl’s parents in the Ukrainian Carpathian village in the summer. At the Ivan Kupala celebration, a local heartthrob named Ivanka, nicknamed Morena, puts her eye on and charms him. Strange and mystical events begin to happen to lovers after meeting with Morena. A conflict breaks out between girls – their relationship turns into a desperate war that leaves blood in their wake. This feud will forever change them.