only i am a necromancer

Lu Shian, an employee burdened by personal struggles and an allergy to cats, dreams of opening a cat cafe. His life takes a turn when he remembers his past life and awakens a powerful "Tycoon System" that provides him with unlimited wealth. This money is not useful in his world but can use in Underworld. As horror games and guilds emerge, Lu Shian leverages his newfound riches to navigate this tumultuous realm, balancing his dream of the cat cafe with the demands of his extraordinary power. Can he overcome his allergy and make his dream a reality while shaping his destiny in a world where money can truly buy anything?