MTL - Forty Millenniums of Cultivation - Chapter 15 act recklessly

This novel is also known as Almighty Video Game Designer

Chen Mo a game designer got sent to a parallel world with advance technology but undeveloped game concepts.

Watch as he redefines the world’s gaming industry with the games he remade from his old world.

- Description from Novelupdates

An 18-year-old poor college student tried to apply for a job as a tutor but his life almost ended as demons' meal. In his last breath, a mysterious woman gave him a strange power. When he opened his eyes he had turned into a demon with a system that would turn him into… A pervert.

Now he must lived with his dual identity as a model student named Ethan and an incubus named Damian.

I, Olga Rifald, have remembered the moment my engagement was canceled.

I had died in an accident and got reborn as the heroine in the Otome Game “Princess Road”.

The end of this engagement signifies the start of the game.

… And, if I’m careless, I will head towards the death route at full speed.

… Eh? Isn’t that dangerous? Ain’t dying dangerous?

I have already died in my past life, so at least here, I would like to live peacefully…!

… That being the case, I will do my best to aim towards the slowlife.

… Even though that was the plan!

It was the turn of the 20th century, and in the Philippine Islands, the fledgling Philippine Republic waited to be crushed by the overwhelming superiority of the American colonial forces.But John McClain, a U.S. Army veteran of the Korean and Vietnam Wars, dies and finds himself in the body of the governor of a remote Philippine province in the year 1898. Initially reluctant to take up arms against his former country and skeptical of the chances of success, he eventually decides to fight for the Republic.Now living his second life as Martín Lardizábal, politico-military governor of Marinduque and armed with modern military knowledge, he will change the course of the Philippine-American War.