When a monster starts preying on members of the Swim Team, Buffy takes it upon herself to protect the star players, while Xander goes undercover to discover the truth about the missing team mates.
original airdate--May 5,1998 rating-- million
songs--Theme song--buffy the vampire slayer by Nerf Herder
- "Mann's Chinese" by Naked.
- "If You'd Listen" by Nero's Rome.
- Shawn Clement and Sean Murray - original score
- Dodd McAlvy, turned into a Gill Monster
- Sean, turned into a Gill Monster
- Gage Petronzi, turned into a Gill Monster
- Cameron Walker, turned into a Gill Monster
- Nurse Greenliegh, eaten by Gill Monsters
- Coach Marin, eaten by Gill Monsters