Episode 4

What would you do if you only had six days left to live? That's the choice given to Brenton Demm, one of Earth's thirteen Horizon agents, when the unstoppable force that is The Undoer races towards Earth. The problem is, ever since surviving a massacre of his own making, But when his ex-lover and brilliant scientist, Gayano Tith tells him the world doesn't have to end so long as they work together, Demm realizes the only way to save himself is to save us all.