Based on your request, it looks like you are searching for the book (Russian: "Сидим, курим..." ) by Masha Tsareva (a pseudonym for Maryana Romanova). This 2008 novel follows the lives of three very different women—a street artist, a porn star, and a wealthy mistress—navigating life and searching for freedom in modern Moscow. 1. Digital Libraries (Paid & Subscription)

: Occasionally lists physical copies from various publishers.

Сидим, курим… - Современные любовные романы - RuLit

If the book is "unavailable" on main stores, try searching for the author's real name, Maryana Romanova (Марьяна Романова), as some of her older works are being re-released under her actual name.