Genshin Impact: Dust-Stained Fontaine

Dusttale Murder! Sans fights Chara in the core and accidentally falls into the core. He who was supposed to be erased from the timeline accidentally came to Fontaine... Wait, why did he become smaller? It also involves an inexplicable love debt. Didn't he tell you that he won't fall in love with anyone...? As time went by, Murder discovered a lot of things that were wrong. In other words, there is something wrong with him! Book setting: 1. "Disdain" is the highest level taboo. Anyone who "disdains" will definitely get into trouble in the end. 2. Private design: Melusin's racial skeleton is amazing and has natural divine power. 3. The killer's LV will leak in the form of black and red gas due to losing the desire to kill. 4. The strongest weapon: bricks 5. The Adventer...? ? ?