Merri's manga / #another world(5)

38 seems interesting

18 so mc was an alien organism that escape his world via soul swapping bcuz he dont want that factory slave. When he tp to earth, its only been 7 yrs since dungeon has appeared. Mc keeps getting into misunderstanding eg, being mistaken as S/A- class hunter or manipulate the measure device thing. He first accidentally walked into a dungeon that was ig booked by this A-class tank. The tank then got betrayed by his members, mc saved him by using his previous world knowledge. Which is involved w robots. Things happen, mc met this tank again and got acquainted. Oh yeah, mc cant use magic/skills cuz the body hes in is like smoking addict and thatmade the lungs dirty and mana aren't able to circulate properly