絶対契約シンデレラ
-Description
Uni, who is known as the "sinister black cat" for being too clumsy, is finally fired from her 10th job. At that time, Harold, the first prince of the Great Lowell Empire, asks her to become his sister. Yuni takes on the role of younger sister, and as she spends time with Harold, she becomes strongly attracted to his kindness, but in reality, Harold is a ruthless prince who is famous in society...!?