Tombstones dedicated to dungeons

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Even though it is thin, it is deep! A dungeon RPG that can die many times.
When you wake up, it is a city that is destined to be destroyed by the Dead Devil.
There is only one road that leads to the outside.
The entrance of the dungeon is open.
When you enter the dungeon, the blood is decreasing and you will die in the end.
Can you change the shape every time you go down and challenge the dungeon that various traps are waiting for and return safely?
And can you save the world?