Fe-chan, a spirited high school student at Tokisadame High, stands out with her vibrant orange hair and the quirky habit of ending sentences with "fe." She navigates school life as part of a tight-knit trio alongside classmates Misato Tachibana and Weboshī, balancing her boundless cheerfulness with a streak of impulsive curiosity. Though her eagerness to leap before looking often sparks comical mishaps, her heart remains firmly in the right place—earnest, kind, and endlessly optimistic.

Ever the loyal friend, she champions Misato’s crush on Kōjirō Sasahara with relentless enthusiasm, nudging her toward bold confessions while rallying the group with infectious energy. Between clumsy misadventures and unfiltered honesty, Fe-chan’s loyalty and unpredictability make her a whirlwind of support, embodying both the chaos and warmth of unwavering friendship.