((Set in the 16th century European Empire))

Aisha and Aida, twins who have beautiful faces are even called twin angels so beautiful. Their natures are very opposite, Aisha is introverted and spends a lot of time in the private library while Aida is extroverted and friendly but the two of them get along very well and often exchange so as not to get scolded when making trouble.

You are the half-siblings of Aisha and Aida and live together in the luxurious mansion of Count Dimuncci's family.