The series is set on the Far Side of the Moon Cell, where BB used her abilities to create the Sakura Labyrinth. She brought over various Masters and Servants from the Moon Cell Holy Grail War on the Near Side, some taken instantly before their deletion and others brought during the sixth week.
This book contains anthology comics, illustrations, settings introductions and interviews.
TYPE-MOON's newest visual novel is now available as an anthology comic drawn by talented artists. Get a glimpse into the lively daily lives of the witches who reside in the mansion on the hill. (Source: Kadokawa, translated)
This entry only concerns the 2 manga that are present in the artbook "Fate/stay night 15 Years of TYPE-MOON", called "Fate/15th Camp" and "Curtain Call" respectively. Fate/15th Camp is a collaborative work of 14 artists and one writer.
A trial manga from Seijin Takenoko starring Nero Claudius as Hakuno's Servant, that ran in the March and April 2013 issues of Comptiq.

