Chivalry of a Failed Knight

is a Japanese light novel series written by Riku Misora and illustrated by Won. The story is set in a fantasy world where the titular "failed knight" Ikki Kurogane meets Stella Vermillion, who is considered a prodigy. The two make up for each other's weaknesses and form a relationship while training to become great knights. The first volume was released on July 15, 2013. An anime adaptation aired in late 2015.