The Viral Factor

In the scorching deserts of Jordan, IDC agent Sean Wong embarks on a dangerous mission. His team is tasked with escorting scientist Kenner Osama Muhammad, who possesses a stolen copy of the smallpox virus, to Norway.

The convoy is ambushed by a ferocious group of attackers, resulting in chaos and confusion. In this moment of crisis, Sean's betrayal of his teammates Jon Man and Ice is revealed, escalating the danger they face.

Ice suffers a fatal injury during the ambush, while Jon is gravely injured with a bullet lodged in his brain. This catastrophic betrayal leaves Jon and Ice to deal with the dire aftermath of Sean's actions.

Three months later, news breaks of a devastating outbreak aboard a Malaysian freight ship. The crew members begin succumbing to the smallpox virus, sending shockwaves across the globe.

Kenner meets a grim end when he is struck by a passing truck. This unexpected turn forces Sean to reassess his plans as he contemplates the future of the virus.

Sean sets his sights on an arms dealer named Tyler, planning to mutate the smallpox virus into a biological weapon. He aims to concoct a vaccine and sell it to a corrupt pharmaceutical company.

In Beijing, Jon Man reunites with his mother Elaine, who reveals a long-hidden family secret about his estranged brother, Man Yeung. This shocking revelation forces Jon to confront his own identity amidst his impending mortality.

In a Malaysian court, Man Yeung faces serious charges but boldly orchestrates a cunning escape. He is aided by an unscrupulous police officer named Russell, adding layers of tension to his already tumultuous situation.

On a flight to Malaysia, Jon crosses paths with Dr. Rachel Kan, unaware of the danger ahead. Upon their arrival, Rachel is abducted by Yeung's gang, setting off a violent string of events.

During a shock reunion, Jon learns that Man Yeung is actually his long-lost brother. This realization deepens their connection amidst escalating chaos surrounding them.

Yeung and his gang raid Rachel's residence, taking her mother hostage. They compel Rachel to obtain a sample of the lethal Carnot virus from the Asian Centre for Disease Control and Prevention.

As Yeung and Rachel escape with the virus, chaos ensues in Kuala Lumpur. The streets erupt into violence, leading to tragic losses, including the lives of innocent bystanders.

At the train depot, Jon witnesses a dramatic confrontation, where his father sacrifices himself to save Jon and Yeung. This pivotal moment exposes deep familial ties amidst the conflict.

Jon and Yeung become allies, striving to overcome the turmoil unleashed by Sean's plans. In a climactic battle, Jon embraces sacrifice, allowing Yeung to deliver the final blow against Sean.

In the aftermath of the violent turmoil, Yeung takes Cheung-sing to Beijing for an emotional visit with her mother. Jon's reflective voiceover underscores the themes of family and the uncertain future that lies ahead.