One of Angel's old killing buddies seeks revenge against Angel after he stakes his lover and then realizes all too-late who he's killed.
The gang tries to figure out why Cordelia is suffering from terrible visions which manifest in reality.
Loyalties are tested when Angel is tracked and hunted by Gunn's old friends.
A dying man casts a spell that enables him to switch bodies with Angel.
The gang tracks down a missing Fred who is compelled to run away when her parents come to take her back to Texas.
Angel is forced to deal with the consequences of freeing Billy when women around the city become victims of brutal attacks. Billy is able to, with a mere touch, infect men with the desire to harm women. As Angel and Cordy run to help yet another victim, Wesley himself becomes infected.
A prophecy predicts the arrival of a being who will have a profound impact on the world. Darla shows up on Angel's doorstep and shockingly it is discovered that she is somehow pregnant.
Darla's unborn child is targeted by Wolfram & Hart, as well as a vampire cult who believe the baby holds a miraculous power, and Angel will do whatever it takes to keep her safe from harm.
As Darla's contractions get closer together, she begins to fear that after she delivers, she will lose the ability to love.
Angel learns that fatherhood is far more difficult than he'd imagined, especially as demons hunt his son.
Cordelia falls into a coma after a particularly painful vision. While in the coma, her spirit is projected into the astral plane.
In order to provide for his son, Angel launches a full advertising campaign to bring in extra clients. Cordelia worries that he may be spreading himself too thin and taking on the wrong type of clients.
Angel gets the gang tickets to a ballet performance, only he discovers that the performers are vampires who, held captive under the power of magic, have been performing the same show for the last hunderd years.
Fred and Gunn get closer, creating jealous feelings within Wesley. Meanwhile, Cordelia is attracted to the Groosalugg, and with his emerging status in the group, Angel fears the Groo might become his replacement.
Wesley fears that Angel is going to kill his own son in accordance with a prophecy.
Angel starts behaving strangely. Wesley kidnaps the baby for fear that Angel might harm his own son.
Angel turns to black magic to take revenge on Wesley for kidnapping his son and giving him to his enemies.
A demon comes to collect Gunn's soul on a dark bargain made years ago. Cordelia returns with Groo to offer sympathy to Angel over the loss of his son, while Wesley is ostracized for those actions which led to Connor's kidnapping.
Angel is punished for trying to resurrect his son. The hotel is invaded by slug-like creatures that invade Fred's body. Cordy has a premonition about the coming of The Destroyer who is determined to kill Angel.
Angel's son is resurrected from hell in the form of a feral warrior. He hunts Angel with the intention of killing him to punish him for his evil past.
After Angel is reunited with his son, Connor, he plans to hunt down Holtz and take his vengeance for the kidnapping that took his son away.
Connor returns to Angel as a teenager, but their reunion is anything but joyful as Connor comes seeking revenge. Angel and Cordelia finally come to terms with their romantic feelings for each other just as Cordelia receives a message that her work belongs in another world.