MTL - Seizing a Good Marriage, The Virtuous Medical Consort - ~ End: I want to give her a grand wedding.

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.

The well-known and recognized throughout the Stern continent, strong and mighty, as well as the unique Wizard of magic cures, the most outstanding genius of the whole continent, Jason got into the flow of time, back in the uncivilized era during the first failed experiment, 3000 years ago. This was the period when the magic healers didn’t exist. How will Jason apply his knowledge in this backward era, wherever he reach the peak of glory?

- Description from Novelupdates

Arthur, an avid gamer, accepts his friend’s dare to beat an infamous eroge game that no one has ever completed. The problem? The game is designed to trap players in endless smut scenes, with every decision leading to the same outcome: more smut scenes, world destruction and game over. After countless failed attempts and growing frustration, Arthur takes to the game’s community forum, venting his anger at the developers. To his shock, he receives a cryptic response from the developer challenging him to find a different ending. Moments later, Arthur is pulled into the game itself, awakening in the body of an unremarkable extra. Arthur finds himself embodying the very lifestyle he once despised—fooling around at every turn and getting swept up in the woman’s seductive temptations. Can Arthur resist the game’s temptations, uncover hidden paths, and finally break free? Or will he become yet another player lost to its endless scenes? or he will do both? Follow Arthur’s journey for a fresh story filled with humor, plot twists, and concepts you won’t find elsewhere.

After becoming #1 in the world after playing a grand strategy game as the most difficult faction on immortal level difficulty, MC receives an invitation to compete in an even more challenging game which takes the MC into the world of the game itself, but as it's weakest lord who will die two days later that appears only as a cutscene in the tutorial as first of many deaths to rock the continent until only one survives to proclaim a new eternal empire.Can the MC use his game knowledge to successfully survive his impending doom, and rise from the ashes to reclaim the glory he'd won before?