I'm a librarian who loves anime, manga, and reading a wide variety of genres.
This still ranges from mediocre to "oh no." Right now I'm reading a mediocre story that I don't think has anything at all to do with Princess Prince. Bandits kill all the adults in a town, but surprisingly none of the children. One of the children finds an enchanted sword and kills all the bandits. He's now older and has been invited to the castle.
One particular lady is interested in him, but he only has eyes for his sword: