Save Me, Princess
. . . . On her 19th birthday instead of proposal that she has been waiting for she gets chaos - her brother (king) lost his heart and to stop him from dying royal family guardian spirit froze him, her city (which floats in sky) lost stone that holds it there and now only hangs in sky thanks to world tree which will keep it there for few more years, and no one respects her cause she just stupid princess who cannot make decisions (when all her life she was thought to be a beautiful doll) - to change herself and save her brother and city, she makes deal with guardian spirit to go defeat demon king (spirit transformed to sword), together with her comes knight commander (which was her's and her brother childhood friend) and they hired wizard when they came down from city . . . . .
Adventures of an Undead Who Became Paladin
Another World Where I Can’t Even Collapse And Die