When Cosplay Meets Off-Site Time Travel

"Why can just ordinary cosplayers travel through time? How many times does this cliché need to be played before you are satisfied!!" Once in time, a man with black hair and fox eyes stood on the streets of Shinjuku, holding his sister and looking at the real owner and almost cried. After becoming Xia Youjie and Gojo Satoru, the two tried to hold on to their vests tightly, and at the same time determined to kick over every bento that didn't look very tasty. After all, it's not impossible to change the plot and get teammates to save the world, right? —————— ‖Group wear, no CP ‖The male protagonist and the female protagonist are brothers and sisters, and they don't walk that line. ‖The character is seriously OOC ‖Main spell Intention: Don't play tricks casually! !