Buffy the Vampire Slayer - The Complete Fourth SeasonAmazon. com Having battled a hellish vampire master, an evil boyfriend, a rogue slayer, a giant man eating demon snake thing, and a particularly nasty high school principal, Buffy Summers embarked on one of her biggest challenges in the fourth season of Buffy the Vampire Slayer: college. With boyfriend Angel out of the picture (and on his own show) and Sunnydale High destroyed, new horizons were to be tackled for Buffy and the rest of the Scooby gang.