Tree of Aeons - 256. Libertree

Dane Harper's life was a monotonous grind. Stuck in a soul-sucking 9-to-9 job with barely any time to breathe, his only escape was the world of visual novels. From anime to manga, light novels to webnovels, Dane had consumed it all, but nothing compared to his ultimate obsession: Harem, Dragons, and Deities (HDXD).This legendary visual novel was a masterpiece of high fantasy, packed with detailed lore, jaw-dropping twists, and, of course, an insane harem of monster girls and powerful women.Dane had spent nearly 7,000 hours playing it, chasing every ending possible, especially the legendary [Overlord of Humanity Ending], where the protagonist builds a massive harem and spreads his superior genes across the HDXD universe.But when a cosmic accident caused by a mischievous witch-in-training, Beatrice, wipes out the entire human universe, Dane's life takes an unexpected turn.As the first soul to be reincarnated, Dane is offered two wishes by Beatrice: a world of his choosing and a fragment of her power. Without hesitation, Dane chooses the world of HDXD, a place he knows inside and out, and a unique ability to help him survive: the Omni Harem System. This system not only helps him level up and gain unique powers but also guides him in building the ultimate harem.Now, reborn as some random extra of this hellish game, Dane is ready to live out his wildest fantasies. His life goal, walk over the MC, and replace him... But this isn't just a game anymore; it's real life, and the stakes are higher than ever.From battling dragons and deities to navigating the complex personalities of the women around him, Dane must use his knowledge of HDXD and his new powers to carve out his destiny without getting curve stomp by the overpowered people around him.But let's be real, becoming the Overlord of Humanity isn’t going to be a walk in the park. This is HDXD we’re talking about; a world where one wrong move can lead to a bad ending so messed up it'll haunt your dreams.As such, every step towards that ending requires heart, commitment, and sheer will, and you best believe Dane is aiming for that ending at all costs.

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

When Ye Mo suddenly woke up, he realized that everything around him seemed to have changed: He has been transmigrated into the modern Earth where spiritual energy is scarce. His pretty master from his former world was nowhere to be seen. Most importantly, he found himself in the body of a young man who has been abandoned by his clan for an embarrassing reason…

- Description from Novelupdates

Ye Feng was transported to a cultivation world, but unfortunately had no hope of cultivating immortality and could only live as an ordinary mortal. He only wished to live a peaceful life.Yet he didn’t know—The dog he adopted, because it ate his food, became a legendary demon king.The kitchen knife he casually forged became a peerless divine weapon, causing numerous experts to fight desperately for it.The young disciple he took in became an immortal lord that led an era, due to cultivating the techniques Ye Feng taught him.Even the skeletons he looked down on the most were ominous demon kings that suppressed countless worlds.Many years later, looking at the void shattered with a punch, Ye Feng murmured to himself: It turns out the peerless kings were myself all along…