(Grand Blue + Date A Live + Oregairu + ...)

Looking at the dilapidated Yorozuya before him, Tengu Ginyu fell into deep thought...

"Why are there still weirdos in this world?!" Tengu Ginyu put the Time Driver into the Four-Dimensional Chrysanthemum, plopped down in a chair, and burst into tears.

Su Ming travels back to the year 19. Aware of the future disaster, he begins hoarding supplies and speculating in stocks. Just as he's preparing to rescue the city from peril, a piece of news catches his attention. What's the Neon Shinjuku Showdown? Six-Eyed's strongest sorcerer battles a thousand-year-old demon? What about the Heavenly Dancer Hero's death, and the possessed Dancer Ghost's declaration as the new Heavenly Dancer? ... Then there's India's robot Seventh Brother, Russia's digitized hacker Killnet, and America's Avengers and X-Men. Meanwhile, Seoul, where Su Ming lives, is shrouded in the shadow of the Black Mountain Demon. No, where are the Chinese superheroes? Sun Wukong, come to the rescue? If that doesn't work, Tang Sanzang will do. Maybe the Black Mountain Demon will eat Tang Sanzang and leave us alone? Why are there so many monsters like the Zombie Evil Sword Immortal? ...