Gao Wu's Mental Illness, Double Traveling Through the Apocalypse to Pick up Gold

Jiang Yang, who had been having the same dream for three months, was diagnosed with mental illness. Until he ate an inner elixir dropped from a monster in his dream, opening a chaotic space where he could freely access items. "Mental illness? I can just double travel through the apocalypse." "Gold, silver and jewelry are of no use in the end of the world? Those are all resources for my martial arts training." "Alien beasts? Monsters? Evil gods? They are just materials for my martial arts training." "School beauty? Royal sister? Goddess? Please respect yourself, I am not that kind of person..."