A motorcycle gang kidnaps a young woman, Josie, from a diner and brutally kills her. Many years later, the girl’s father finds a magic crystal that can bring the life back to dead objects. He uses it to re-animate his daughter. He lets her seduce any young man that comes to visit the small town and then kills them. Four young students, two boys and two girls spend a vacation near the town, Hellgate. They hear about the story and get involved.

Jackson is back, and now he has a new partner, karate champion Sean, as they must face a deadly terrorist known as “The Cobra”, who has infected Sean with a virus. Sean and Jackson have no choice but to fight the Cobra and his bands of ninjas.

West Point graduate lieutenant Jeff Knight meets cynicism when taking command of sergeant Michael McNamara’s tour veterans platoon in a Vietnamese trench camp. Unlike his predecessor, who hid till the end of his tour, Jeff takes charge, experiences the manual doesn’t allow coping with all realities and gets wounded. He returns, now fully respect by men and superiors. Besides the Vietcong, the platoon wrestles with the inscrutable villagers, which the G.I.’s officially protect, but also fear as some collaborate with them, other covertly with the Cong, either way subject to bloody reprisals.