he second season of the television series Buffy the Vampire Slayer premiered on September 15, 1997 on The WB Television Network and concluded its 22-episode season on May 19, 1998. The first 13 episodes aired on Mondays at 9:00 pm ET, beginning with episode 14 the series moved to Tuesdays at 8:00 pm ET, a timeslot the series would occupy for the rest of its run.

The emotional stakes are raised in season two. New vampires Spike and Drusilla come to town along with the new slayer, Kendra Young, who was activated as a result of Buffy's brief death in the season one finale. Xander becomes involved with Cordelia, while Willow becomes involved with witchcraft and Daniel "Oz" Osbourne becomes a werewolf after being bitten by a young cousin who just happens to be a werewolf. Buffy and the vampire Angel develop a relationship over the course of the season, but Angel's dark past as the evil and sadistic Angelus threatens to destroy Buffy and the world.

Overview from themoviedb.org