This Dragon's Lair Is Occupied by Skeletons

"My name is Linn. In fact, I was already dead long before I turned into a skeleton!" ------------------ This morning, Linn woke up from a restless sleep and found that he had turned into a fleshless skeleton on the bed. In his ears was the murmur of the necromancer, tempting him to enter the dragon's lair and steal a crown. After accidentally becoming the master of the dragon's lair, he discovered that the road to the outside world was blocked by the forest, and the underground was connected to the abyss plane. Surrounded by thunderstorms, lava, ice crystals, rugged cliffs... Civilization is isolated, and the survival transformation of the alien world begins. Fortunately, a miraculous magic book was found in the dragon's lair... "What the hell is holy light magic! I'm a skeleton." Lin En looked at the ball of light in his hand and fell into deep thought. Confront the cruel nature and attack the gray robe wizard who grows vegetables underground. I also have to find time to start a live broadcast and deal with the secretary of the Magic Association. Lynn's journey to another world begins. This book is also called "The Way of Heaven in Another World Wants to Crushed Me to Ashes?" No, it's a terrifying survival story!