Gremory's Bard (Highschool DxD Harem X Reader)

You're a young budding musician who meets Asia, a nun who's enamoured with your music. After spending some time together she is taken by a mysterious black haired girl. Fearing for her life, you give chase and walk right into a world of Angels, Devils, and Magic. Now it's time to show the world what the power of music can really do!