In a vibrant corner of Moscow, four lifelong friends find themselves at a turning point. As the celebration of their 30th birthdays approaches, each faces their own existential crisis. Anton, an ambitious lawyer, struggles to balance his rising career with his desire for freedom, while Lena, a frustrated artist, feels trapped between the life she always wanted and the reality that surrounds her. On the other hand, Misha, a single father, attempts to navigate the complicated dynamics of parenthood and a crumbling romance. Lastly, there's Kira, who returns home after a decade abroad and realizes that the past may be more complicated than she thought.
As the night of their birthday party draws closer, the four friends are forced to confront their fears, secrets, and forgotten dreams. Memories, laughter, and tears intertwine, and amidst the celebration, an unexpected event reignites old tensions and reveals hidden truths that put their friendship to the test. With a fresh and emotional approach, the film explores the struggle between the desire to grow and the chains of the past. In the end, the characters must decide whether they are willing to leave behind the familiar to embrace an uncertain future, thereby rediscovering what true friendship and the pursuit of happiness really mean.