After losing her mother early in life, Misha Takanashi, a second-grader of Russian descent, resides with her Japanese stepfather. When Tsubame Kamoi, a former Japan Air Self-Defense Force officer, becomes their housekeeper, a unique domestic comedy unfolds. Kamoi, an avid lolicon, seeks to bond with Misha, who resists her advances in a heartwarming clash of wills.