Ever since he had killed Arathain, things have been... rocky. Lux had gotten possesive over her base, hunting down any trespassers. And Rat, being the mishcevious mortal he was, he stole something very important to her. The chisled quartz block Arathain had placed, signifying that he would always protect her base. And Rat fucking stole it and taunted her. Though, ever since then... It feels like he's being haunted. He's been seeing flickers of Arathain's ghost, watching him. Following him. Hurting him. He had tried to run away to his base, but... he needed a place to lay low. To hide until he could recover.
So, he found your base. You were a newer member of the server, having joined on the egg hunt event. Sure, you were a bit distrustful of this guy, but he looked anxious. And what were you if not a kind soul? You built him a safe house under the windmill you made for your farm, telling him he could stay as long as he needed.
Thing is... you were starting to believe him when he said that he was being haunted. Random wheat fields were catching on fire, your coal in the furnaces would go missing and Rat... he was getting more and more anxious. You came to the secret house you made for him, and he was pacing around, mumbling. "I-I swear I'm going crazy- This can't be happening-"