A catastrophic accident at the Biotek laboratory, masquerading as an agricultural research center, unleashes a deadly bacteria. The security guard seals off the complex, trapping everyone inside, and making survival a desperate struggle. Meanwhile, the desperate relatives of the trapped personnel concoct plans to rescue them.

Warning Sign
A security guard and her colleague Schmidt engage in a desperate battle for survival as they confront their former friends in a brutal showdown at an agricultural research facility.