After a young teenage mother dies during childbirth, midwife Anna resolves to try to trace the baby’s relatives. Guided by the girl’s personal diary she meets Semyon, the charming proprietor of a plush Trans-Siberian restaurant who impeccably masks his cold and brutal acts as the head of one of London’s most notorious Eastern European crime families. Semyon’s volatile son Kirill, who is also part of the Vory V Zakone criminal brotherhood, and the family’s mysterious driver, Nikolai, soon cross her path as Anna accidentally unleashes the full fury of the Vory.