Dude I've been searching for something similar to "Greatest estate engineer" where they used modern knowledge in another world. And finally, I've found one once again. I love this kind of stories, if anyone can recommend story like this to me, please tell me huhu. I will greatly appreciate it. ⁄(⁄ ⁄·⁄ω⁄·⁄ ⁄)⁄