Xiao Tian once saved the elder of the Li family, who promised his granddaughter Li Rong to him in gratitude. However, Li Rong and her parents looked down on Xiao Tian's poverty, favoring the wealthy heir of the Zhang family. After the elder's death, they broke off the engagement to marry into the Zhang family instead. While working as a delivery rider, Xiao Tian discovers his e-bike can travel to a world where prices have collapsed. Using this ability, he begins shuttling between worlds, rapidly building wealth to take his revenge.
