Sisters

Episode 10

The Titans spend some time at the local carnival, BB happens to win a chicken plushie which he tries to give to Raven, but she immediately rejects, as she is allergic to chickens, Robin and Starfire meanwhile are on a Ferris wheel where they get a little closer, they then enjoy a fireworks display, Starfire thought they were a sign an enemy force, but Robin assures her its not.

An alien probe grabs Starfire, Robin calls the others for help, Cyborg Beast Boy and Raven try their best, but unable to stop it, so Robin manages to jump onto it, but setting an explosive onto it, which sinks into the sea. Concerning Starfire, she retreats into her room, until she feels something she hasn't felt since Tamaran.

She went into the living room, and is surprised to see Blackfire has come to Earth, she introduces them to her new Earth friends, starting from Cyborg, Raven, Beast Boy, who she thought his jokes were funny as he told Raven only to get punched in the face, and then Robin, or Dick Grayson as she addressed him as. Although Star gets jealous as Blackfire flirts with Dick, Starfire changes the subject to why Blackfire has come to Earth. As she replies "Oh just to visit my dear sister" and gave her a necklace and also mentions how earthlings like to "party" then orders Starfire around, as she tells the boys about her travels, much to her frustration.

Offworld the owners of the probes find out one of their probes is missing since the one sent to Earth has not returned and suspect their target is there as well.

Back on Earth, Starfire finds Blackfire has pretty much taken over Titan's Tower, she plans a movie night at the tower, only for Blackfire to ruin the moment when she announces going out to party, Starfire notices she is wearing one of her outfits. They arrive at the warehouse where the party is being held, Blackfire takes the spotlight, while Starfire is alone on the rooftop, Robin decides to talk to Starfire about her problems, although happy to see Blackfire, she is put in her place, as they talk Blackfire steals Robin away for dancing, just as the alien probes show up, and Blackfire somehow knows where to hit them when they explode when she shoots them with eye beams. The team congratulates her, although Robin notices Starfire was shocked to see Blackfire was offered to join.

The owners of the probes arrive, and kidnap Starfire, but Robin goes after them determined to save Starfire, after a quick battle, which sends the ship crashing, Cyborg, Raven and Beast Boy catch up with them, and the aliens reveal themselves as the Centauri Police, and they explain a Tamaranean has stolen one of their gems, suspecting it was Starfire, but as Starfire explained she has never been to the Centauri system, but Robin suspects Blackfire did this to frame Starfire, seeing Blackfire leaving, outraged Starfire chases after Blackfire and after a fierce dogfight, Blackfire is defeated an arrested, Starfire does bid Blackfire farewell, but Blackfire flips the finger at her, as she is sent to prison.

Robin tells Starfire, she'll never be replaced by anyone, much to her sadness to see Blackfire sent to Centauri prison, but Blackfire does vow to get even with her little sister.