Main •
Polina Maximova as Evgeniya "Zhenya" Korotkova, a 30-year-old young woman who recovered from cancer. •
Egor Koreshkov as Konstantin "Kostya", a tennis coach. • Darya Rudenok as Sofia "Sonya", Zhenya's younger sister, Ruslan's girlfriend. •
Yulia Topolnitskaya as Anna "Anya", a pregnant friend and colleague of Zhenya. • Anastasia Popova as Irina "Ira", a friend and colleague of Zhenya • Alexey Zolotovitskiy as Nikolay "Kolya" Muratov, a colleague of Zhenya. • Roman Mayakin as Igor Sergeyevich, CEO of the company, Zhenya's chief. • Mikhail Grishchenko as Ruslan "Rus", Sonya's boyfriend. • Alexander Sokolovskiy as Maxim "Max", Zhenya's new boyfriend.
Recurring •
Maxim Lagashkin as Oleg, Kostya's friend. • Asya Gromova as Daniella "Danya", Kostya's daughter. •
Marusya Fomina as Viktoria "Vika", a colleague of Kostya, his lover. • Vitaliy Shcherbina as Nikita, Danya's boyfriend.
Guest • Sergey Godin as Dmitry "Mitya", an ex-boyfriend of Zhenya, he is dating with Alisa. • Anna Nevskaya as Alisa Yuryevna, Zhenya's oncologist, she is dating with Mitya. • Kirill Nagiev as Artyom. ==Episodes==