Haraguro Ouji ni Hameraremashita.

Tamaki's living the dream, getting ready to marry her coworker. But, as the day they tell her parents the happy news approaches, her snappy tone when she discusses what to wear and say on that day has dire consequences. Tamaki's husband―to―be breaks off the engagement...! Right as she's down in the dumps, her coworker Kei appears. Kei's the most popular and handsome guy at work, dubbed "The Prince" by the female employees. One thing leads to another, and Tamaki opens up to him about her shortcomings at a bar, then agrees to spend the night with him... She just wanted to feel someone's embrace for one night, but Kei comes up with an unexpected proposal!