Qi Xiaochuan was an ordinary delivery boy until he became an "exorcist" certified by the underworld. He delivered not only milk tea, but also the souls of the dead contaminated by the sand of time. Time is collapsing, the blind girl Axiu has turned into a mechanical ark, and the body of Xiaoyu, a girl suffering from sand syndrome, jumps between the ages of 10 and 80. The key to saving the world is actually twelve cups of anchor milk tea prepared with "moments of life". When Qi Xiaochuan gradually fades away, he must choose between resetting the world and preserving his memories - especially when he discovers that the robot Axiu secretly practices making milk tea 568 times every night, just to say an unfinished confession to him...