Hikari has been in a relationship with her senior, Koichi, since high school, and the two are now living together. Overcoming her parents' divorce and her family business's financial struggles, they moved to Tokyo together, hoping to build a simple yet happy life. Hikari devoted herself to her job hunt, and her hard work finally paid off when she received a job offer. While celebrating this achievement, they become aware that the company's president, Takada, fell for Hikari at first sight during her interview and is approaching her with ulterior motives. The story unfolds with intense focus on how their love and future will be affected.