A middle-aged couple about to break up decide to open up their relationship and enter the complicated world of polyamory. What follows is a fascinating combination of funny and touching interpersonal relationships and feelings. Juulia is a successful member of parliament and lives in a seemingly perfect marriage with her husband, Matias, a priest. But when Juulia discovers that Matias has been having an affair with Enni for a year, she breaks down. To save her marriage, she involves Enni in her life and they all begin to live together in a polyamorous relationship. When Juulia accepts the new rules, she falls in love with the young Misca, who seems to be the most mature of the foursome. All four love each other, but no matter how hard they try, they can't get rid of their problems...

Helsinki belongs to the lovers! Finnish director Selma Vilhunen has made a sensitive dramedy about the possible shape of interpersonal relationships today.