On a spine-chilling Halloween night, Morsalva's annual party in Vale Verde transforms into a night of terror.

Almir and his best friend, Matias, find themselves amidst a zombie outbreak that originates from Morsalva's facilities. With Matias bitten and infected, Almir embarks on a harrowing journey to the heart of Morsalva to unravel dark secrets and find a cure.

As the night progresses, Almir discovers that the horrors of Morsalva go far beyond what he could have ever imagined. The battle to cure his friend and the thirst for uncovering the truth ultimately lead Almir to take more risks than he ever desired.