I Have a Super Any-Door

“Huh! I think I got something incredible... Why is it a door!?” “What! Cultivation, spirit herbs, holy maidens... It’s all real! Only kids have to choose. I want it all!” Luo Xuyang, a fine young man, opened a super-anywhere door and began a legendary life that took off like a rocket... The world is struck by disaster and all life is plunged into misery? I can end this calamity with just a lift of my finger!