Assassination Realm Gate

Start by killing the time traveler! … In the moonless city that stands at the top of world civilization, "spiritual energy" has become a universal energy source, replacing everything. A young man living in District 10 accidentally possesses a portal that can ignore the dimensional wall in the sky. Bizarre realms, whimsical inventions, intricate conspiracies, subtle connections hidden in different worlds, and thrilling experiences are constantly subverting the young man's cognition...