Dasha Ermakova breaks up with her fiancé on the eve of her wedding and moves to Moscow to start her life from scratch. Unable to find a decent job and housing, she agrees to work part-time for the famous psychotherapist Mikhail Litovchenko. Soon she is attacked, gets a severe concussion and loses her memory. And when she comes to, she is told that she is Irina Litovchenko, Mikhail's wife. Dasha has to figure out who she really is, remember her love, whom she met shortly before the tragic events, and also find out where and why the real Irina Litovchenko disappeared.