Kristina was at her apartment on the eleventh floor with her friend, 34-year-old Andrei. He told authorities Kristina invited him for a drink and chat but at some point, around 3am she went out to the balcony and fell out of the window.He immediately called an ambulance but the woman died at the scene from her injuries, according to local media. The 28-year-old worked at the Moscow Credit Bank (MCB) before taking up the role at Loko-Bank. In another mysterious death in Russia, last year oil boss Ravil Maganov died after "falling from a hospital window". The 64-year-old was the chairman of the Russian oil giant Lukoil, a firm that openly criticised Putin's invasion of Ukraine.