It typically takes 10 years for a new vaccine to go through animal and human trials to test whether it's safe and effective, and then bring it to market. COVID-19 afforded no such luxury--it was spreading and killing at an unprecedented rate. The response: a collaborative effort by the global scientific community, where pharma companies banded together to take on a common foe. Filmed as the pandemic unfolded, we track the first stages of the fight, told by the virologists, modelers, immunologists, and other scientists who led the charge.