My Love Simulation with Them - Chapter 2: You, As Always (Please give it a bookmark)

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.

Condition 1: One yellow scarf soldier rune is satisfied

Condition 2: Kill 100 rune monsters independently

Condition 3: 5,000 times of training to kill a pig with a knife is satisfied

Condition 4: 10 Spirit Talisman Pills are satisfied

Rune unlock upgrade.

Your source runes have been promoted from ordinary quality [Yellow Turban Soldiers] to premium quality [Yellow Turban Warriors]!

- Description from novelbuddy

With the revival of spiritual energy and the breakdown of the order of species, it is a difficult test whether human beings can still stand at the top of the biological chain.

(There is already an old book, The Strongest Descends in the City, you can read it.)

- Description from novelbuddy

After dying in his previous life, Kaito Nakamura finds himself in a strange new world, free from the weight of past regrets. Surrounded by unfamiliar faces, he begins to carve out a new life, one filled with hope and the chance for personal growth. But as time passes, Kaito soon discovers that this world holds far more challenges than he ever imagined—challenges that test his resolve, his desires, and his understanding of what it means to truly live.In a world where loss is inevitable, Kaito is forced to confront the darkness that lingers within him and the painful sacrifices that come with seeking redemption. Will he be able to rise above the tragedies that define his existence, or will he become a victim of his own unresolved past?MC name: Kaito Nakamura. Age: 17.You can also join my discord, patreon or follow me on tiktok for more content, through my link tree: https://linktr.ee/Mr_MellmanThis story is authored by Mellman. I also publish under the names Mellmann and Mellman Nordberg.