Collects Dark Horse Presents #141, Buffy the Vampire Slayer #9-11, 13-15, 17-20, 50, Buffy the Vampire Slayer: Angel #1-3, "Bad Dog" from Buffy the Vampire Slayer Annual '99 and "Who Made Who" from Buffy the Vampire Slayer: Lover's Walk.
These stories take place during Buffy the Vampire Slayer Season Three