Fuka and Sakura, office ladies at Miwa Securities, have always been close, supporting each other through thick and thin. But when Sakura's mother is suddenly kidnapped, their bond faces an unexpected crisis. Meanwhile, Fuka, who harbors feelings for her teacher Mr. Yoshino, struggles to confess her love despite holding a love letter, her heart aching with nervous tension. With an important mock exam scheduled for the next day, mounting pressure causes her to act out of character. Fuka, a capable and respected female company president, discovers she's been betrayed by the secretary she once trusted most. On the day Mr. Maruyama, president of Maruyama Suisan, arrives, her true character will be put to the test. And despite the crucial exam, Fuka arrives late to class, drawing everyone's attention just moments before the test begins.