It's Christmas, and children at an orphanage in Maliszewo receive a computer that was given to them by another orphan who used to live there many years ago. During the night, the computer awakes itself and tells the children a story that will happen in 25 years...

The owner of an ice cream parlor in a coastal town is murdered. The investigation is conducted by platoon leader Rogowski, but soon he is joined by Lieutenant Joanna Szczęsna from the voivodeship headquarters.