Miryou Mahou wo Bouhatsu Sasetara Haja Guzzu wo Jarajarasaseta Outaishi ni Sukuwaremashita

A romantic comedy about an arrogant and mischievous crown prince and a hardworking baron's daughter! Claudia, the daughter of a baron, has always been able to charm people. She unconsciously casts charm spells that cause trouble for Prince Albert. (Source: Kadokawa, translated and edited) Note: Includes one extra chapter.