Indigo. The color of wisdom. It represents great devotion, and justice along with fairness and impartiality. The spiritually of the color entices those with curious minds. Kazumi Tamashi wasn't born blind. After her life fell to shambles, she suddenly had the ability to see spirits. But only spirits. She's completely blind, with the exception of ghosts. Kazumi decides to become a demon slayer, following her mentor. This may surprise others. A blind girl becoming a demon slayer? Despite these doubts, Kazumi pushed through, and achieved her goal. However, she didn't expect to run into a certain boy traveling with a demon so soon into her career.