Isekai Maou to Shoukan Shoujo no Dorei Majutsu - Volume 10 Chapter 4 part4-6

This world is Heaven.

Because this world has everything you dream of, everything you wish for.

This world is Hell.

Because everyone in this world are parts of a never-ending massacre.

Are you fighting to survive, or fighting to come home?

- Description from Novelupdates

Sue Kirin was a loser. Thirty years old with no hope for advancement at his job and no redeeming features except one, Magic. For as long as he could remember Kirin had dedicated his life to practicing the Arcane. Unfortunately, when he was passing down his knowledge to his niece, she lost control of her power resulting in a backlash of vicious energy that resulted in her being sent to the hospital, her life in critical danger.

The world has become a playground for the world of the heavens, and all living beings are digitized, waiting for the players in the world of the heavens to come to kill and torture countless times.

Yi Zheng, who turned into the first trash rabbit in Novice Village, chose to take a group of rabbits to start running, sit-ups, bench presses, rowing, swimming on the green grassland…

A year later, when the player came, what they saw was not a group of mobs, but a terrifying devil muscle rabbit!

The Rabbit King, who was sitting high, waved a carrot and said cruel words: “Starting today, don’t even think of leaving the Novice Village alone!”

- Description from novelbuddy