Sethia is a substitute for a lazy young lady.She attends the school and is a servant of the Viscount family.If she can graduate safely, she can live for the rest of her life.Since she is waiting for her reward, she is the daughter of the young ladies at the school.Dodges lukewarm bullying and is used as a nuisance in the mansionShe was living her life, but just before she graduated, sheYou will fall into her trap where her reward will be zero.Cesia was exclaiming that she would definitely get revenge.She suddenly said, ``If you want revenge, I'll help you.'' She doesn't even know her.The second prince appears! ?A strong-willed heroine who believes in complete resistance,A bad boy prince who risks his life for his country.A serious love story that is not easy!