Tough luck for Sayo, who was suddenly presented with the sight of her boyfriend cheating on her while at work. Thereafter, her boss forces a close coverage program on her, but the composer, Kobuchi Chizuru, outright rejects her! However, he will agree to do the program if Sayo agrees to be his contract lover?! An eccentric composer who doesn’t know what love is x a really unlucky girl at both her job and love life, a heart-racing lovers’ contract!