is a Japanese light novel series written by Yūki Kimikawa and illustrated by Gaou.

It was serialized online between October 2018 to September 2020 on the user-generated novel publishing website Shōsetsuka ni Narō.

A manga adaptation with art by Tsumumi has been serialized online via Overlap's Comic Gardo website since September 2019 and has been collected in eight tankōbon volumes.

was serialized on the user-generated novel publishing website Shōsetsuka ni Narō from October 22, 2018, to September 5, 2020.

[8] An anime television series adaptation was announced at the Overlap Bunko 10th anniversary event on December 15, 2024.