Cinderella at 2 AM S01E02 - A Declaration of War

Now, as the AL CARD's director and Yun-seo's superior, Ju-won declares war against Yun-seo in an office he picked right next to hers. He vows he will never let her go and turns up his charms. He attacks her by flirting and clings to her in the most pitiful way. Meanwhile, Yun-seo succumbs to his request to eat with him 27 times.