MTL - Stone Age Husband Raising Journal - ~ 153|Digging

Cultivating his power by slaying demons and taming countless beasts, the emperor solidified his throne as the world's ruler. But not once in his life had he expected that his disciples would use research on demonology to sap the world tree's power and push the world to destruction.Trying to fix his mistake, he opted to use all of his cultivated power to cure the world tree and block anyone from sapping its power ever again. But in exchange, he was to lose all of his power.But...the worst had happened, his wife... had betrayed him.

Waking in a strange yet familiar room the main character now will rise to the top of one most dangerous worlds of fiction with his new cheat.

When Isaac opens his eyes, he finds neither eternal rest nor peaceful reincarnation... but a descent into hell. He wakes up in a world identical to his own, except for one terrifying detail: portals filled with monsters are popping up everywhere, and if no one stops them within three days, the apocalypse is upon us. Here, only enlightened hunters - graded from F to SS - have the power to confront these nightmarish creatures. The problem? Isaac is an F-rank, an orphan with no future, condemned to survive in the shadows of the strongest.But one night, everything changes. His spirit is torn from this world and plunged into another, a veritable hell where humanity is no more than a herd of slaves under the yoke of dragons. Tortured and broken, Isaac soon understands one thing: this other world isn't just a nightmare... it's a warning.As he fights for his life, a miracle occurs: an enigmatic system enables him to steal the power of the monsters he slays.[*Ding* Would you like to absorb the physical stats?]Weak yesterday, predator today, he has but one goal: to unravel the mysteries of both realities and crush those who would see him fail.With a katana in hand and a secret burning in his soul, Isaac refuses to be a victim. If he wants to survive, he has only one option: become the ultimate hunter... before history repeats itself.