My Cherry Will Explode in the Apocalypse - Chapter 62

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Four years ago, Wu Tian, inebriated, had a chance encounter with a woman, after which a mysterious treasure flew through the window and struck him, leading to his ascension to the Immortal Realm.Four years later, having undergone extensive cultivation in his ring, Wu Tian had become the Wutian Celestial Emperor, a formidable figure who returned. However, he never expected that the woman from that time was actually his unseen fiancée, and she had borne him a daughter!

Yuuta was the weakest, most average guy on Earth—barely surviving college, working a part-time job, and raised in a quiet orphanage with no real family to call his own. But everything changed the night he had a vivid dream... of marrying a stunning, powerful Dragon Queen from another world.He woke up thinking it was just a dream. Until she showed up in his room—with wings, horns, and a daughter who calls him Papa.Turns out, it wasn’t a dream. And now Yuuta’s life is anything but normal.With half her power sealed, the Dragon Queen—Erza—is stuck living in the human world, adapting to cramped apartments, dishwashing shifts, and the chaos of Earth. Yuuta, once a lonely soul, suddenly finds himself with a family, a responsibility, and feelings he never knew he was capable of.As fatherhood, monsters, magical secrets, and mysterious enemies creep into his life, Yuuta must rise—not as a hero, but as a man who has something worth protecting.

I lived like any ordinary person when a stranger suddenly approached me, “You are… a hero.”