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This time, the traveler brother and sister were blocked by heaven when they left this world, and they came to Teyvat again, but the story slightly deviated from the original track. (This is an imaginary adaptation, there may be some differences and omissions from the original plot, please forgive me, originalists)

In the first year of Xianping of Zhenzong in the Northern Song Dynasty, that is, in 998 of the Yuan Dynasty, a black hole in the universe collapsed, causing the distortion of time and space to create a strange space. In this year, some dead humans accidentally flowed into this space, and the story began...