Natasha and Natalia

Natasha Katerina Romanova and Natalia Anastasia Romanova are sisters and best friends. One day, Natasha was taken by soviets, brainwashed and turned into a Russian assassin and sent to kill her sister. She failed and one day got her memories back. Natasha and Natalia decided to try and forget the whole thing, but the Soviets had not forgotten them.