A group of friends sets off for a weekend getaway on Friday the 13th to challenge a supernatural belief only to realise that some things are not to be messed with.
In the wake of a deadly SARS outbreak that's turned ordinary folks into flesh-eating zombies, Thailand stands alone as the only nation to block the pandemic. That is, until the virus finds its way into a crowded Bangkok apartment complex.
A group of house maids are transferred to a top-secret government intelligence agency to investigate a suspicious event. Equipped with modest technology, the agents struggle to adapt to their new line of work.
