Starfire is trying to commemorate the Tamaranean holiday Blorthog, the festival of friendship, when Warp, a villain from the future, comes back in time to steal an antique. When Starfire charges at him, she finds herself stranded in the future and finds that much has changed for her friends ... and only for the worse.

Being ignored by his busy teammates, Beast Boy feels left out, so he wanders the town eventually turning into a green dog. To his surprise he crashes into another green dog that is being pursued by a flying saucer. The saucer picks Beast Boy up by mistake, and its owner gives Beast Boy more attention than he would like.

The Titans spot a young girl being chased by a giant scorpion-like creature and prepare to rescue her, only to see that the girl possesses tremendous powers and was merely luring the scorpion into a trap. She reveals her name to be Terra, and she has the power to control the earth and all of its forms. However, she has a terrible secret, and Slade shows interest in her.

When Cyborg beats a robot named Atlas in an online video game, he challenges Cyborg to a real, physical fight; a fight Cyborg loses due to Atlas having lesser limits on his strength. Atlas then kidnaps Robin, Starfire, Raven, and Beast Boy as his prize and challenges Cyborg to a rematch where his friends’ lives are at stake.

The Titans pick up a horror movie called Wicked Scary. After watching it, they are scared out of their wits, although Raven refuses to admit this to the others. During the night, strange things start to happen in the Tower.

When Killer Moth threatens the city with his army of moths, Robin has no choice but to agree to his demand; He is forced to take his bratty and spoiled daughter Kitten to her junior prom much to Robin's dismay and Starfire's jealousy.

Starfire wakes up one day to discover a huge lump on her forehead. But this is only the start of a bizarre string of transformations affecting her - changes that interest a highly hostile creature very much.

Terra is ready to join the team after getting the chance to practice her powers, However, other members of the team wonder if they have made a huge mistake. Raven doesn't want Terra back. Can Terra prove to the team that she can be trusted with her powers?

Terra and Beast Boy are finally kicking up a notch when they go out on a date. But while they were out, someone let Slade's army into Titans Tower. But when Beast Boy and Terra just about kiss, Slade ruins the romance. Slade lets out the news that Terra is his apprentice, making for a very unhappy Beast Boy. Finally, he turns his back on Terra, letting her go with Slade.

When Robin accidentally wrecks his R-Cycle while pursuing a nasty thug named Johnny Rancid, he winds up with his arm in a cast and doubt in himself. The good news is he gets a visit from his number one fan, a short little weirdo name Larry the Titan. The bad news is Larry's reality-bending powers than they can fix. Can Robin get his nerve back and take down Johnny Rancid before Larry's "help" breaks the fabric of time and space and destroy reality as we know it?

Terra returns with a vengeance, Meanwhile, Slade gives orders to Cinderblock, Overload, and Plasmus to launch a series of sinister strikes all over the city. Can our heroes stop the three villianous monsters, Slade, and Terra? Or will the Teen Titans be destroyed?

Terra finds out that the Titans are not easily destroyed, when they come back and nearly defeat her. Slade sends Ternion (a combination of Overload, Plasmus, and Cinderblock) while he beats Terra up for running away. When the Titans see how sorry Terra is and the torture Slade is doing to her, will they forgive her? Or will they follow out with their plans and destroy her?