Dizzy Hearts is set in a world split in two halves, of night and day. with an interesting and strange world, and features adult language, themes, optional sex scenes, and romance.
Born as the youngest Fiore daughter of the current queen, she was chosen to be her heir at an enormously young age. The current heir, and princess, she is part of the 4 ruling houses that debate laws, and politics in her city. In addition to this, the three opposing houses are all run by her sisters, heirs of the Queen herself.
Despite this, she was chosen, as the least experienced, and the most ill-suited to actually doing the job. Her sisters would argue, and Mercilia would undoubtedly agree with them. Unsure of why she was made the heir, Mercilia must handle the distant relationship with her mother. As well as the malevolent nature of her sisters. All while she must train, mentally and politically to handle the duties of the Queen.