MTL - Heaven’s Shadow - Chapter 13 Mysterious wooden hole

Bad End Night is a novel by Hitoshizuku-P, based on a series of Vocaloid songs, the NighT Series. The plot revolves around eight actors trapped in a never-ending play, seeking a way to escape.

In his past incarnation, Lu Xuan was the youngest Celestial Lord that the universe has ever seen!
An accidental rebirth brought him back to a thousand years before, where the Earth had just begun its spiritual reawakening. When he stepped onto the way of cultivation for a second time, he swore to rewrite all injustices suffered in his past life, and defeat all enemies that dare stand in his way!
Let invincibility be his cultivation and the path he treads. In this life, it is his destiny to be invincible!

In a post-apocalyptic world where humanity survives in fortified cities, only a lucky few awaken Talents, supernatural powers that allow them to level up.Isaac believed he was destined for an ordinary life—until he awakened the Bonded Blessings System.This system granted him a unique ability: he could share the talents, abilities, and progress of his wives.[Your wife, Sword Empress, has reached Overlord rank. Sharing progress…][You have leveled up 10 times and reached Overlord rank!][Your wife, Ghost Queen, has unlocked the full potential of her Nether Eyes. Sharing progress…][You have awakened Supreme Demonic Nether Eyes!][Your wife, Dragon Saintess, has purified an Ancient Dragon Heart and absorbed it. Sharing progress…][You have awakened the Ancient Dragon God's Bloodline!]Killing monsters? Grinding for levels? Why bother when his wives could do it for him?As long as they grew stronger, so did he!

It is an age where monsters walk the earth and animals mutated by an extraterrestrial microorganism from Mars. Humanity is decimated and retreats to its last few cities, clinging on to survival. However, in the greatest moments of despair, there is hope. The Warriors, an elite group of humans who have defeated the monsters and gained powers that bring their abilities beyond that of humanity, stand in defence of the species. Yang Tian is a young man with dreams of becoming the greatest Warrior.

After suffering a setback in his dreams, he found a dragon egg that belonged to his grandfather. Amazingly, the egg hatches, and Yang Tian is suddenly granted the power of a pet dragon! However, the world is cruel and dangerous, and Yang Tian must overcome not only the threat of monsters, but also of other Warriors who want to see him fail. Can Yang Tian and his pet dragon overcome the numerous challenges in this brave new world?