Luo Hui and Hongjun grew up together as best friends, but they regarded each other as water and fire.
But one day they both traveled to a time before the world opened up. One traveled through time and became the demon ancestor Luo Hu whose mission was to open up the demon world in the future, and the other traveled through time and became Daozu Hongjun, the spokesperson of heaven in the future.
Then Luo Hu spent every day thinking about how to trap Hongjun, who was once a mortal enemy, is now a mortal enemy, and will be a mortal enemy in the future, but how did he trick him into bed?