Sorrowful Thoughts After Returning to the Ruins

At the end of human civilization, Zhou Shi opened a crack. Trapped on the other side of the rift are the pinnacle figures of all eras over the past three thousand years - Li Bai, Ying Zheng, Zhuge Liang, Xiang Yu - they are all waiting for the same exit. Zhou Shi was the only key, but he didn't know: the crack didn't open by accident. The moment he fell into the crack, someone caught him. The person who saves him is himself.