The plot centres on Jakub and Tomáš, two children who were swapped in hospital.

The first series began broadcasting on 8 January 2021 on ČT1, and as of May 2024[update] two seasons have been aired.

The plot focuses on Jakub and Tomáš, children who got swapped in hospital.

[2] In March 2021, ČT program director Milan Fridrich confirmed the planned preparations for the continuation of the series;[3] in early July 2022, at the Karlovy Vary Film Festival, ČT announced that filming of the second season was already underway (again under the direction of Biser A. Arichtev) and revealed that by new characters will be added to the plot while Holec and Kadlec families will live opposite each other.

Season 1 was very successful, with an average rating 1.7 million viewers over the age of 15, a share of 36.50%.