Hana no Seijo to Kochou no Kishi

is a Japanese light novel series written by Mori Koharu, with illustrations by whimhalooo. The series began publication on April 17, 2023 by ASCII Media Works under their Dengeki no Shin Bungei publishing imprint.

Synopsis
The holy maiden who was exiled by misunderstanding, and is spoiled by a "beautiful" attendant at the place of migration! On her 16th birthday, the young lady, Liliana, was branded as the "Witch of the Black Rose," who caused harm to her country. She is exiled to her frontier, "Castle of Thorns," and is accompanied by Harry, a young man who hides his true face, called the "Knight of Phalaenopsis." Her innocent "witch" and a masked knight who fell in love with her at first sight and devoted herself to her escort. However, on the way, Harry fell ill with an unknown cause. When Liliana prayed to the goddess to save him who was wandering between life and death, an unexpected "miracle" happened―― The unfortunate girl who "does nothing" turns out to be the legendary "Saint of the Blue Rose"!? A story of love and miracles adorned with beautiful flowers begins in Stachel, the city of dancing dragons.