Achievement System: Scumbag's Harem In Modern World - Chapter 1: System

It was in the year 2800 of the Midgard calendar. Back then, there was a Overlord who once reigned supreme and had reached the very brink of subduing the world.

The second prince has come of age. To celebrate the advent of such an occasion, the search for a suitable bride began. My younger sister was expected to go to the Royal Palace as a candidate. However, despite this, she eloped the day before her departure. I, the older sister she left behind, looked almost exactly like her – so much that we were often mistaken for twins…

One month, right? For just one month, shall I substitute in for my sister?

Mo Chen traveled to the Honkai World and obtained a character strategy simulator.In one simulation after another, he conquered one conquerable character after another in the Honkai World.He and Theresa became comrades-in-arms and won the Second Honkai War together. He became the only white moonlight in Cocolia's heart. Even the evil ones have their own salvation...( TL: Hi~ guys this is my fourth time translating fanfic honestly I am supposed to translate this later but I want to read it now~ so here I am translating it special thanks to the one who recommended me this “Natsu_Draganeel_9015” thank you very much that's it thank you very much hope you enjoy reading~)(TL: Hi~ Quick note before you read—I'm just the translator here, not the original author. The real genius behind this story is 'Unyielding Eagle,' so a huge shoutout to him/her for creating this awesome work! I'm just here to help bring it to a wider audience. I hope you enjoy reading!)(TL:Oh, and if you're up for some early chapters, feel free to check out my Patreon at patreon.com/Elysia_Husband. Enjoy the read!)