Immortal Becomes a Stay-at-home Dad After Return - Chapter 3

Takahiro Nao, a 25-year-old burdened by crushing debt and driven solely by his love for his struggling family, meets a tragic end—until a mysterious Goddess of Benevolence offers him a second chance: reincarnated in another world, and his efforts there will provide for his family back on Earth. Awakening in the body of Naoki von Blackmore, a disgraced “Failed Hero,” Nao is thrust into a realm of sword and magic, monsters, and war, tasked with the impossible mission of defeating the Demon King. With newfound powers, a shadowy past, and the weight of two worlds on his shoulders, he must battle not only relentless enemies but fate itself. Blending emotional depth, thrilling action, moments of humor, and a spark of romance, this gripping isekai adventure asks: how far would you go—and what would you sacrifice—for the people you love?

Ding![QUEST: Defeat the Abyssal Realm Lord. Grimzark, The Dread of Tyrant.]DESCRIPTION: The Abyss Realm was once under the rule of Goddess Zyraena, but it fell into darkness when the Fallen God, Grimzark defeated it's guardian and took control.OBJECTIVE: Reclaim Goddess Zyraena's realm.Reward: Hidden Class, Gold Coins, Experience, Legendary Weapon, Return to Earth ,REUNITE WITH YOUR MOTHER Etc.Time Limit: None.Penalty for Failure: Death.You will be transported to the Abyss Realm in 5..4...3...Han Seojun is frail and barely more than skin and bones from a life of poverty, was raised by his hardworking mother with no knowledge of his father. At 18, he inherits the Ancient Infinite System, a power passed down for generations from Goddess Zyraena, The Former Echidna (Goddess of Monsters).Over five months, the system transforms his weak body and improves their lives. Just as Seojun is about to take his dream veterinary exam, he's suddenly summoned to the Abyss Realm, a brutal world where only the strong survive.After 500 years of Endless battle with his Guardian Cerberus named Huno and Hydra named Silla, Seojun finally reclaim the Realm.Ding![Congratulations Host! You have max your level! LV. 999,999]Ding![You have obtained a Hidden Class: SSS-Rank Abyssal Tamer.][Title Acquired: Lord of the Abyss]Upon returning, 5 years had passed since his dissapearance and finds the world transformed. Dungeons and monsters are rampant, and people now possess skills and classes granted by a system called global system Where Earth transformed A Game into Reality.People granted is known as the Awakeners and Seojun, protected by his Infinite system, rejected the global system. He is classified as a glitch—a Non-Awakened by the Global System but his level just reset to 1.

Tang Shaoyang, an orphan who dropped out of the middle school to fight on the street as he found out school was useless for a penniless orphan like him.

Tang Shaoyang dropped out of his school, fighting on the street, and made a name for himself. Berserker Tang from Youyouliucun.

Afterward, Dragon Wing triad recruited him and everything was good for him. Even though the public deemed him as a tumor of society, Tang Shaoyang was having a decent life. Until one day, everything changed as an absurd and strange game started.

[… Game starts! Stage one: Survival for The Fittest!]

After the game started, zombies appeared out of nowhere.

In the dawn of a new world, only six beings remained—witnesses of the cataclysmic war that reshaped existence.They were the Six Primordial Dragons, the architects of reality’s six fundamental forces, entrusted as guardians of this reborn world.But power breeds corruption.One of them—the Dragon of Chaos—succumbed to the madness of bloodlust and betrayal. His unrelenting thirst for conflict fractured the fragile peace, sparking a rift between dragons and humans. Distrust grew into enmity. War returned.And then, the Dragon of Chaos vanished.Among those who rose to resist the dragons was a young man named Hades—a prodigy among Dragon Slayers.Famed for his flawless record and unmatched resolve, Hades had never lost a single comrade on the battlefield. With the promise of becoming the youngest official Hunter, he was a symbol of hope.Until everything crumbled.A mission went horribly wrong.His closest friend perished.The world that once praised him turned its back. His comrades pointed fingers. His fiancée, once his anchor, returned his ring with silent condemnation.Abandoned. Shattered. Branded a failure.Standing at the edge of despair, with the world far below and nothing left to hold on to…He heard a voice:[I think it's about time you wake up.]°°°°°°°A/N:- Istg this was a cliche synopsis, but the novel isn't. Try a few chapters before you decide.Additional tags: Possessive characters, revenge, anti-hero protagonist, serious character development, broken engagement, betrayal, strong to overpowered.