the eminence in shadow anime?

best answer
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. It began serialization online in May 2018 on the user-generated novel publishing website Shōsetsuka ni Narō.