In a future where brutal entertainment reigns, 'Herokiller' follows former black-ops operative Mark Wei as he's thrust into The Crucible - a deadly gladiatorial event broadcast worldwide. Promised glory and wealth, participants fight with medieval weaponry to survive. Wei, haunted by his past sacrifices in a covert war, must reawaken his lethal skills to enter the tournament undercover. As matches turn lethal, he battles not just for survival but to expose the dark truths behind The Crucible and its enigmatic founder, Cameron Crayton. With each fight, the line between spectacle and survival blurs, with the entire world watching.