Matt, worried after being split from everyone else, attempts to find his brother. Tai encounters Matt and explains that they must head to the island. However, Matt thinks otherwise. Clouded by his emotions, Matt argues and even gets into a physical altercation with Tai.
Scientists are trying to understand how the brain forms and processes emotions. They are conducting research on the brain patterns of positive and negative emotions to understand the brain a little bit better.
Starfire is getting married to someone she does not know. This makes Robin jealous. Starfire tells the Titans she is going to Tamaran and does not plan on coming back. The rest of the Titans are confused and against Starfires choice to leave and get married. Starfire admits she does not know who she is marrying and that the leader of Tamaran has picked her husband for her.