They've All Been Reborn, Who Hasn't Traveled Through Time Yet?

A poor college student who has been single for 24 years and delivers food exchanges bodies with the school belle, and has just started a wonderful journey of life. From this moment on, Yu Deshuang and Liang Wei are constantly reborn through time and space with a strange necklace, and come to the ancient Apocalypse Dynasty, the era of werewolves and vampires, as well as A Chinese Ghost Story, the Anti-Japanese War, Spider-Man, Jurassic Park...