"Note from the Underground" is a story arc that was originally published in Buffy the Vampire Slayer #47–50 by Dark Horse Comics

Dark Horse Comics

Dark Horse Comics is the largest independent American comic book and manga publisher.Dark Horse Comics was founded in 1986 by Mike Richardson in Milwaukie, Oregon, with the concept of establishing an ideal atmosphere for creative professionals. Richardson started out by opening his first comic book...

 and based on the Buffy television series. It was later reprinted in a trade paperback collected edition.

Buffy the Vampire Slayer #47

Comic title: Note From The Underground/Hellmouth to Mouth, part 1

Angel breaks Faith

Faith Lehane

Faith is a fictional character created by Joss Whedon for the television series Buffy the Vampire Slayer. Played by actress Eliza Dushku in the TV series and by Whitney Thompson in the motion comic series, Faith was introduced in the third season of Buffy and was a focus of that season's...

 out of jail and the two of them travel to Sunnydale

Sunnydale

Sunnydale, California is the fictional setting for the U.S. television drama Buffy the Vampire Slayer. Series creator Joss Whedon conceived the town as a representation of a generic California city, as well as a narrative parody of the all-too-serene towns typical in traditional horror...

 to help control chaos there.

Buffy the Vampire Slayer #48

Comic title: Note From The Underground/Hellmouth to Mouth, part 2

Angel, Faith, and Pike continue to look for Buffy, whilst the Slayer battles vampires in Hell.

Buffy the Vampire Slayer #49

Comic title: Note From The Underground/Hellmouth to Mouth, part 3

Buffy must continue her journey through Hell, and meets help (Angel, Faith, and Pike). It is up to them to return Sunnydale to its natural state.

Buffy the Vampire Slayer #50

Comic title: Note From The Underground/Hellmouth to Mouth, part 4

Buffy rescues Xander

Xander Harris

Alexander LaVelle "Xander" Harris is a fictional character in the television series Buffy the Vampire Slayer, as well as in numerous items in the series Expanded Universe, such as comic books, tie-in novels and video games...

 and Dawn

Dawn Summers

Dawn Summers is a fictional character created by Joss Whedon and introduced by Marti Noxon and David Fury on the television series Buffy the Vampire Slayer, portrayed by Michelle Trachtenberg. She made her debut in the premiere episode of the show's fifth season, and subsequently appeared in every...

 from The Scourge. Buffy must fight for her friends' and family's lives, and also for the right to live her own life, Faith and Angel help.

Continuity

• Supposed to be set in post Buffy season 6. Includes a reformed Faith.
• Angel reveals to Buffy that he has a son.

Canonical issues

Buffy comics

Buffy comics

Buffy the Vampire Slayer comics refer to comic books based on the television series Buffy the Vampire Slayer. While many of these comics were published when the television show was on air they are not all considered canonical and often deal with characters who do not appear on in the television...

 such as this one are not usually considered by fans as canonical. However, unlike fan fiction

Fan fiction

Fan fiction is a broadly-defined term for fan labor regarding stories about characters or settings written by fans of the original work, rather than by the original creator...

, overviews summarizing their story, written early in the writing process, were approved by both Fox and Joss Whedon

Joss Whedon

Joseph Hill "Joss" Whedon is an American screenwriter, executive producer, director, comic book writer, occasional composer and actor, founder of Mutant Enemy Productions and co-creator of Bellwether Pictures...

(or his office), and the books were therefore later published as officially Buffy merchandise.