Only I can infinitely revive the S-class disaster tower

I'm the only one who won't die in Death Quest! A tower that suddenly appeared more than ten years ago. It was a tower where "magic stones" that brought immense wealth could be obtained. Unemployed father A mother addicted to religion In pursuit of his brother, who went to the tower to change such a poor family environment, the main character, Tokiji, also heads to the tower. Blocked by the front entrance, Tokiji enters the tower from the back side and encounters a hidden and difficult "Death Quest"! Then, while everyone around you is dying, you get a "special magic stone"! It's just me I won't die!?" With the power of the magic stone that only he can "not die", Tokiji will take on various quests prepared by the tower!