BBB is a mysterious Japanese manga artist who uploaded this series of comics on Pixiv around August to November 2018. Later, at some unknown point in time, he deleted all his works and cancelled his account, completely disappearing from the internet.
This gallery is a supplement to gallery https://e-hentai.org/g/1294296/8826edf67e, which includes several subsequent works published by the gallery after its release. It can be believed that this is the most complete version of the series of works that can be collected so far.