Twee zussen worden verliefd op elkaars vriend. Galina Sergeyevna Murashova is een stijve professor, die wordt gevraagd om legerluitenant Pyotr Nikitich Kolchin bijlessen in wiskunde te geven, maar uiteindelijk geeft hij haar lessen in de liefde. Allerlei romantische verwikkelingen volgen.
Nee, helaas is Сердца четырёх nog niet beschikbaar op Netflix in Nederland.
| Directing | Konstantin Yudin | Director |
| Writing | Anatoli Granberg | Writer |
| Writing | Aleksei Fajko | Writer |
| Sound | Юрий Милютин | Original Music Composer |
| Camera | Nikolay Vlasov | Director of Photography |
| Art | Георгий Гривцов | Production Design |
| Editing | Lev Felonov | Editor |
| Costume & Make-Up | Мария Жукова | Costume Design |
| Visual Effects | Борис Арецкий | VFX Director of Photography |
| Writing | Евгений Долматовский | Lyricist |
| Sound | Вениамин Киршенбаум | Sound Director |
| Sound | Валентина Ладыгина | Sound |
| Production | P. Pashkov | Producer |
| Directing | Yu. Kalugin | Assistant Director |
| Camera | Semyon Galadzh | Assistant Camera |
| Directing | Виктор Слонимский | First Assistant Director |
| Directing | F. Levshina | Second Assistant Director |
