Sergei was detained on September 19, 2022 according to photos from the protests. The man was accused of participating in the Unity March in Minsk on September 6, 2020, walking along Independence Avenue and obstructing public transport. He was also charged with using the national Belarusian flag. The man fully admitted his guilt.
Sergei has a higher education, raises a minor child. He worked in a private company as the head of the sales department.