When a Clueless First-Person Shooter Player Falls into Another World Vol 5

From the Seven Seas Entertainment edition

UNCOMFORTABLE QUESTIONS WITH UNCOMFORTABLE ANSWERS Schwarz delves deeper into the strange labyrinth in search of answers as to why and how he ended up in this fantasy world. But when they discover no dungeon master at the bottom, it appears his quest has reached an unsatisfying end. That is, until he suddenly receives a mysterious email that reveals uncomfortable truths about his role in this new world and his fate back home. With no direction left to travel but forward, what will Schwarz decide to do with his new life?

Source: Penguin Random House API