From a screenwriting perspective, this is a masterclass in the trope:
A gallery owner who must learn the nuances of his wife’s social circles and art world. Script Beats and Comedy Structure ljubov morkov film scenarij
The screenplay, written by Renat Davletyarov, Andrei Kureichik, and Aleksandr Oleynikov, centers on Andrei and Marina, a couple whose seven-year marriage has hit a wall. The script utilizes a classic "magical realism" catalyst—a visit to a mysterious family doctor who "cures" their relationship by literally swapping their minds. From a screenwriting perspective, this is a masterclass
Advanced Script Analysis and Screen writing - Author K. Williams From a screenwriting perspective