MTL - Rebirth of a Supermodel - Chapter 48

When Han Kain woke up, he and several other people were inside a mysterious hotel with different rules and different expectations.Going into each hotel room threw them into other worlds and scenarios where they must brace death at times to escape or lift the curse of the individual rooms for a chance to bring everyone that died during the process back to life.Using their blessings that were given at the time of entry, they have to weave their way through the rooms while sometimes sacrificing themselves for a higher likelihood of success.* Very little horror; more of a thriller

[WARNING: R-18 | Explicit content, graphic violence, and adult scenes]Adam was born and died as only one thing: a weapon. Created with a single purpose, to protect the empire his father built.After falling while fulfilling his duty, a mysterious system transmigrates him into the world of a novel he used to read, granting him an ability that defies all logic:“I will tame all SSS ranks, no matter if they are beasts or villainesses.”In this new world where magic and cultivation rule destiny, Adam will not seek redemption or second chances. He will pursue only one goal:“This world will be mine, and no one else's.”The system proclaims itself as: The Tamer System. Which gives Adam three key missions.Make the 20 main villainesses fall in love.Conquer the world.Discover the truth of that world and of the system.Notice:There will be no Yuri or NTRNot all women will join the MC's haremEach member will have her own development and dedicated time (it will not be a “Pokémon collection”)There may be love at first sight, but always with subsequent development

He died on the wedding of the girl he had a crush on, after a long and successful career. After convincing Yama to send him back to the world, he decides to fix the areas in which his life went wrong. Realizing the lack of love and romance in his past life, he sets out to conquer the hearts of various women.

- Description from Novelupdates

Our protagonist Caam is a man from Earth that was reincarnated into this world as a demon. In order to survive, he spared no effort in avoiding the sparks of battle and without noticing it, he became strong himself.