Kira Lindestein, Russian intelligence officer, returns home after 2 years of war. Claiming to be a deserter, she starts her new life in a somewhat peaceful place.
But it turns out that she will now have to live together with a Japanese officer, Subaru Yuki. And now Kira has to conceal her true intentions for the sake of completing her mission.
And the best way to be sure that her new roommate won’t turn her to the war police is to win her heart!