Legend of the Star Sea: Dirge of the Nature Spirits

Introduction: Tomato original, hard sci-fi + space opera + interstellar + civilization war + big ship cannon + mecha + warhammer 40k + no system + no comprehension + loli!The protagonist encounters a UFO while watching the scenery by the river.In a burst of white light, travel to a remote agricultural planet located in the Pillars of Creation Nebula, a huge interstellar empire.As soon as I woke up, I found that there were people in the lake in front of me... there were elves taking a bath.Then, the planet was destroyed by orbital bombing and disintegrated... But with the fusion of memories, the protagonist finds that this huge empire is almost fragmented, and an unknown enemy is wreaking havoc on the empire's territory.And the beauty in front of him is nothing but a holographic image compiled with good intentions.During the battle journey, he discovered that this universe is more complicated than he imagined... The ancestors of the elves have the lineage of "Shang" civilization, and the thought body of the Lord of Humanity in the Warhammer here is actually...