Twelve-Winged Dark Seraphim
"Over a hundred years ago, science and technology reached a very high level, and humans finally mastered space teleportation technology. Shockingly, when they tried to be teleported, they found that they were neither sent back to the past nor teleported to the future." so you crafted a TELEPORTATION machine that TELEPORT you in another DIMENSION but you're shoked because your TELEPORTATION device doesn't work like a TIME-TRAVEL MACHINE ???? bro well done for your craft now it' time to have sleep, come the medics will take care of you