That day, if she had married him... what kind of life would she have lived? Natsume Iroha went through her days carrying various thoughts in her heart. Though her life should have been happy every day, she gradually began to feel a sense of boredom—until a long-buried emotion deep within her heart was awakened once again. She reunites with Takeda, her former boss, with whom she had worked closely in the same department, growing together. An irresistible attraction naturally draws them closer, and their bond slowly deepens. The emotions they share spark the beginning of a new romance.