You're Not My Grandpa (2017)

Young Yegor visits lonely old people and drunkards under the guise of a social worker. As the story begins, Yegor meets the artist Igor Stepanovich and starts doing shopping for him in order to 'make friends'. In fact, Yegor is part of a criminal gang of real estate agents targeting the flats of people with no family. Igor Stepanovich is just another victim. But Yegor forms a true friendship with the old man, which gets in the way of the group's criminal plans.