Unlike her colleagues who indulge in luxury and pretentiousness, disregarding the value of money, Youngsook, a member of the management department, strives to uphold her honest beliefs. Struggling to fit in and being pressured to falsify accounts, Youngsook starts a thorough and satisfying audit of her colleagues who have suddenly turned into zombies.

• Lee Min-ji
• Yoon Kyung-ho
• Yoo Jeong-ho