MTL - The Sacred Ruins - Chapter 1616 Go to the underworld

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.

Note: This is a translation but I will try to make it a good translation as possible. This is R18 which contains graphics scenes. You have been warned about it.NO NTR, NO YURI, HAREM, MILFIn the rustic heart of a sleepy village, Long Gen, a seemingly dim-witted wanderer, hides a cunning mind beneath his foolish facade. Nicknamed “Dragon Root” for his irresistible charm, he masterfully plays the fool to win the hearts and desires of the village's women. From the yearning widow at her doorstep to the curious sister-in-law peering through her window, no beauty escapes his allure. As Long Gen roams the vibrant fields and tangled forests, he weaves a tapestry of seduction and mischief, leaving a trail of whispered scandals and smitten hearts.

He was the scion cast aside by a powerful family, and he had hoped to return to a peaceful life in the city, but unexpectedly, trouble arose once more!

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates