Honoka, a pure yet introverted temp worker, endures harassment and unjust blame in a toxic workplace, believing she has no choice but to cling to her job. Suddenly, a new temp worker, Nozomi, joins the company. Nozomi, competent and strikingly beautiful, quickly attracts attention from senior employees but forms a deep bond with Honoka. With Nozomi's friendship, Honoka gradually finds joy in her daily life. However, chaos ensues when a senior employee who harassed Honoka suddenly resigns due to a mysterious incident. This is only the beginning. The mysterious incidents following Nozomi's arrival are linked to a revenge plot by a woman named Saki, who died five years ago. As the truth unfolds, Honoka discovers the depth of the intrigue surrounding Nozomi and the unsettling events shaking the company.