Tatyana Kolganova

It centers on a girl named Sveta (Oksana Akinshina) who's trying not to struggle with her half-sister Dina (Katya Gorina), who is a daughter of a gangster (Roman Ageev). When gangsters, trying to reach Dina's father by abducting girls, they flee and Sveta who is a sports shooter (she wants to be a sniper in Checnya, no less) makes use of her firearm and social skills to cover their tracks and survive. (imfdb.org)

The plot spans for 50 years starting from 1950s. It is centered around the life of two women named Tatyana