Cinderella wa Nemuranai

Ellie is a secretary who is only serious about serving the King of Corosol. She's sober and dull, but she's had a dream since she was a girl. It's just like Cinderella; just for one night, to dance the waltz. Her dream was about to come true. She was supposed to go to the ball tonight, borrowing Princess Lucia's dress. But on her way to the ball she was kidnapped because she was mistaken for the princess! Ellie is trapped in a dingy hut, but for some reason, one of her kidnappers seems to be protecting her...?