Kalinka is a 18-year-old student at Pravda Girls High School, standing 1.15m tall. Blonde and blue-eyed, she wears a school uniform and a military hat with golden emblems. She is a talented strategist and helps her older sister, Katyusha, with Sensha-dou's club tactics. Passionate about history, Kalinka studies battles and applies this knowledge in competitions. Growing up in a militaristic environment, inspired by Katyusha, she stood out for her intelligence and analytical skills.