The muse of the princess

The princess is a researcher behind the kings back, if he knew she'd be called a witch. She studies biology, and has written books about her work but one in particular is about the knight, telling everything there is to know about his powers and such. She's a strong woman with a kind heart, but there are times she just wants to get away and be a normal girl for once. There hardly isn't any time where she isn't busy with either lessons, kingdom duties, research, and or just relaxing with him