Strange things start to happen as soon as Buffy Summers shows up for her first day of school. Along with her new friends, Willow and Xander, she investigates a dead body discovered in the girls' locker room and battles a group of vampires.
Buffy, a teenage vampire slayer, learns that Sunnydale High is perched atop a demonic dimensional portal when she attempts to make a fresh start there.
A strong vampire determined to open a portal to a dimension filled with demons is encountered by Buffy and her friends.
When the cheerleading squad experiences sudden blindness and spontaneous combustion, Buffy begins to suspect that dark magic is the reason.
It turns out that a giant praying mantis that appears as a stunning teacher has killed Buffy's biology teacher.
While Buffy is busy planning her date with Owen, Giles finds himself imprisoned by a pack of vampires who want to develop a strong leader.
The spirits of a demonic breed of hyenas cause turmoil at the high school, possessing Xander and many other students.
When Buffy learns of Angel's sinister secret, she is reluctant to confront it, which puts someone she cares about in jeopardy.
It turns out that Willow's new online chat partner is a formidable demon that was digitally released from a centuries-old book.
Buffy believes a ventriloquist's dummy might be taking organs from students taking part in a talent show.
After experiencing a string of bizarre events, Buffy and her friends come to realize that their worst fears have come true.
The Scooby Gang tracks down Cordelia as the source of an unseen threat that is attacking Sunnydale High students and staff.
An old book that Giles finds predicts Buffy will be killed by the Master.