Hololive - Otona no Babanchi (Mousou desu...) (Doujinshi)

Yuri ero doujin, featuring Hololive Vtubers Houshou Marine x Murasaki Shion, by Mizuryu Kei.

Based on a sleepover incident IRL where both talents ended up being late by over 4 hours to their scheduled offline collab stream the next day, officially due to oversleeping.