Upgrading the System in Another World

Game developer Yi You traveled to another world without a strong background or family to accompany him. After experiencing countless ups and downs, the system of his past life came to him in adversity to start a new journey. Fight monsters and upgrade? There must be. Equipment forging? That's too simple. Let's see how Yi You flies to another world and kills demons. This is a new book for the elderly. Everyone is welcome to criticize, give advice and communicate more. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.