Season one


 * Five young heroes—Robin, Kid Flash, Aqualad, Superboy and Miss Martian—form a coops team to undertake covert operations on behalf of the Justice League.
 * An ominous and mysterious super-villain group called The Light is operating behind the scenes and procuring several means for unspecified purposes.
 * Superboy is a weapon created by Cadmus and his nature and purpose is not fully understood.
 * Aqualad becomes the leader of the Team, albeit with some reserve.
 * Superboy struggles with being rejected by Superman.
 * Artemis, a heroine with a mysterious past and dubious connections, becomes the sixth member of the Team.
 * There are suspicions of the existence of a mole within the Team.
 * The Team rescues and adopts a sentient Sphere with mysterious origins and capabilities.
 * Superboy and Miss Martian develop a romantic relationship. They decide to keep it from their teammates, but they eventually become aware of it.
 * The heroes become aware of the cooperation of super villains for unknown purposes. The Light manages to stave off suspicion via a scapegoat and retains their anonymity.
 * Miss Martian is not being completely truthful about herself.