Shadow plays Moonlight Sonata beautifully | Eminence in Shadow Episode 17

The Eminence in Shadow (陰の実力者になりたくて!, Kage no Jitsuryokusha ni Naritakute!) is a Japanese light novel series written by Daisuke Aizawa and illustrated by Tōzai. An anime television series adaptation produced by Nexus premiered in October.