MTL - Doctor’s Life Simulator - Chapter 274 clearly arranged

The world had started doomsday, and I struggled for a year, before I died under an enchanted beast’s claw. Heaven has given me another chance, back a day before the end happen. Will I be able to change my fate, and that of my loved ones? Now, I will start my journey on becoming the strongest on the planet that the Gods have changed into a game world.

“A Virtual Dream Device? What the heck is this?”“Is it used for daydreaming? Nope, not interested.”“What? It could simulate reality at a hundred percent? I could live out half a year in one night's time and bring in a replicate of a real person?Hmm, pretty sweet I must say.”“I'll be the only one left in the world while the others are all gone in the first dream?”“Uhm, I'll like to bring in a female celeb at the pinnacle of her glamor, could I?”

Let’s fight! Go! Who am I afraid of with a chip that turns into a brain cell? ! Get promoted and get rich! The nest treasures are all mine!

- Description from novelbuddy

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.