I didn't know I was BOSS [Unlimited]

After crossing, Shen Xiaozhi inherited a gloomy old castle. However, there were only two people in this castle besides him, a gloomy old housekeeper and a fat cook. Seven people who claimed to be adventurers knocked on the door of this ancient castle. The calm was broken instantly, horror followed, and the guests in the castle were suddenly killed one by one. However, he didn't know that he was the biggest BOSSsps : Infinite flow, the protagonist will lose his memory in every world, and only remember what happened before he crossed.