Cordelia is introduced in "Welcome to the Hellmouth" as one of Sunnydale High's popular students, attending school alongside vampire slayer Buffy Summers. Through her interactions with Buffy and her friends, she comes to accept the existence of supernatural forces and helps Buffy fight against them. In the television series "Angel", Cordelia joins Angel, a heroic vampire with a soul, in forming a detective agency dedicated to stopping supernatural forces and helping the helpless. After Cordelia acquires the ability to see visions of those in need, she becomes a more compassionate and heroic character. In the middle of the third season, she becomes a love interest of the protagonist Angel. In the fourth season of "Angel", she appears to take on a villainous role before it is revealed that she is possessed by a malevolent deity; this storyline eventually leads to her death and subsequent exit from the series. The character makes further canonical appearances in the comic books "Buffy Season Eight" and "", in a dream flashback and as a spirit guide.