Angel leaves and goes to L.A (he then has his own spin-off series called Angel) Then Cordelia joins him later and they open a company called Angel Investigations. Wesley also joins them later on and joins there company.
well here are 7 seasons of awsomeness! its about this girl named Buffy Summers (Sarah Michelle Geller) and she ends up being the next generations slayer. she has a mom, Joyce Summers who later dies...