Tamiya Nika, a popular and fashionable high school girl, hides a secret dual identity. Behind her perfect facade lies a messy and frugal girl who indulges in video games and manga at home. Only her best friend knows of this stark contrast. When a new transfer student, Kamiyama Arata, discovers her hidden sides, Nika realizes he too harbors a surprising switch of his own. While Nika transforms from her casual self to a glamorous persona daily, Arata astounds her by unveiling his stunning true self at home, contrasting sharply with his geeky school appearance. As their intertwined secrets unravel, the mystery behind their dual personas deepens.