Iori Nanase is ostensibly a top-tier business consultant who has transferred from a leading American corporation to work in Japan. In reality, she was headhunted by Miyako, a department manager at a planning company, to fulfill the demands of their major client, Hirunuma. Just as Miyako planned, Sakura infiltrated the company and began working as a lowly errand girl. However, Hirunuma claims Sakura as his own, tormenting and sexually exploiting her day and night. Gradually, Sakura finds herself trapped in a situation she never desired. This story unfolds a complex and intense narrative where corporate conspiracy collides with personal struggle, humiliation, and violation.