In the near future, scientist Xia Tian (Yang Mi) is on the verge of a major discovery: time travel. After she successfully sends living tissue back in time by 110 minutes, her years of work seem to have paid off, but everything unravels when her young son is kidnapped and held for a hefty ransom - all of her research. When the drop goes sour and her son is killed, Xia Tian desperately sends herself back in time using her prototype, where she discovers multiple versions of her future self. Now, a