Eight years have passed since the incredible fourth holiday season. Young Kovalov`s have spent all this years in Netherlands and rarely visited the homeland. However, finally, they are coming back! In – laws are happy that kids and grandchildren will finally be together. But a lot has changed through these years: cure girl Zhenya became an informal teenager with lots of problems and conflicts with parents. Ignorant babies Vika and Mykyta grew up into very clever and prudent not for their years business – babies! Meanwhile, Maksym and Masha are very busy with their careers, and they do not have neither time nor desire to change something. Therefore, grandparents actively intervene in the process of upbringing! The in – laws take Zhenya, Vika and Mykyta for the whole summer. They are to spend one more season together in the countryside village in the Kovalov’s house. And incredible adventures await them, as, in general, the viewers too: there will be chases, tracking, trips to Kuchugury and escapes to the pioneer camp! It will also not go without love intrigues and romantic dates …