A Dungeon Appeared in My Home

One night, when Ye Xiaobei was returning home from get off work, a mysterious door suddenly appeared in front of him. When he opened the door, he found that there was a new unknown world behind the door, and there were also monsters there. Just when he was at a loss, he leveled up after defeating the monster? "If you dare to show your health bar, then I'm not afraid." What's more, he even discovered that he could also buy equipment from the real world and take it to that world? "Monsters, feel the power of human technology. Hahahaha." Someone was laughing happily while driving a car through the underground city. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.