Experience the tragic tale of a female spy, Yumika, who fearlessly infiltrates enemy territory to rescue her captured comrade, UI. Upon finding UI, Yumika's noble intentions are met with an unexpected insult - UI complains of her breath. Fueled by anger, Yumika silences UI and indulges in an intense encounter of nose exploration, showering her with her own breath's scent. With tongues teasing nostrils and breath intertwining, Yumika dominates UI in a passionate struggle of smell and sensuality. Will Yumika succeed in her daring rescue mission?