A group of friends stop to pick up a hitchhiking woman only to end up getting drugged by her with a gas. They awaken to find that vials have been implanted in the base of their skulls - which are of course instantly fatal if they are removed, a grinning professional looking woman informs them on TV screens that they have 22hrs to fill these vials with a specific amount of brain fluid, a fluid that is produced during times of extreme pain. Along with another group of unlucky test subjects and with time ticking away they decide to work together and share the burden of reaching their painful target.

Ken is a wandering and unassuming serial killer who enters a forsaken and empty diner during the graveyard shift. After a long conversation with the diner's lone waitress Rose, Ken kills her and promptly delivers the same fate to the diner's cook Fred. As Ken cleans up the bloody mess and deposits Rose and Fred in the walk-in freezer, company arrives. A young, unhappy married couple Rob and Kathy stop by the diner only to be followed by the arrival of Sheriff Duke Purdett. Ken now finds himself in the middle of a rousing game of cat and mouse which he manages well until the unthinkable happens. Back from the dead, Rose and Fred emerge from the freezer and start walking around! Once an unflappable serial killer, Ken now holds the young couple and wounded sheriff captive, trying frantically to escape the zombie predators.

The youngster Ta returns to his hometown, and his aunt Pan and her husband Aod bring him home to meet his grandfather and his great-grandmother. Ta misses his mother Daun, who was poisoned by his father Prawase, and sooner he learns that his family will use black magic to bring her back. The warlock Dis needs the devil of three eyes to control the demons that are eating him due to the excessive use of black magic. He is hired by Ta's grandfather to bring Daun back from the afterlife. He steals the soul of the teacher Panor to use her body to receive Daun's soul through black magic. He gives two instructions to the family: they should bury Panor's fetus and the mirror with her soul in the cemetery and burn Daun's body otherwise lost souls would use it. However, when Aod goes to the cemetery during the night, he is frightened by Panor's soul and he leaves the fetus and the mirror on a tomb and does not bury them...

A texas cop battles ex-navy seals who are trying to traffic drugs from Mexico into the USA.