In the Season 1 finale, Roman is injured and Emery asks an unexpected friend for help. Meanwhile, Vega sets off the Suvek during a parade; Teri overhears some startling words from Vega; and Gloria shares a secret.
Roman and Drake learn that the Trags are building a bomb, so they ask Grayson for help. Meanwhile, Emery turns to Sophia and Lucas for assistance smuggling the bomb out of the sector, a task that endangers all their lives; and Teri continues her mission.
Pregnancy rumors swirl around Taylor, and a misinformed Vartan kidnaps Emery. Meanwhile, Vega asks Teri to find the Iksen's key; Roman and Castor testify about the spaceship crash; and Eric and Julia share a moment.
A hurricane traps everyone inside the school. Meanwhile, Teri drugs Roman, who says hurtful things to Emery; Taylor wants to go public with her relationship with Drake, but Grayson blackmails Drake into breaking up with her; and Julia asks Emery for help after being threatened by Eva.
Roman disagrees with Emily about whether he can trust his Uncle Castor, but he gets an unexpected reaction from Castor when he asks about their spaceship crash. Meanwhile, Grayson tries to recall the events of the night he blacked out; Taylor throws a party in order to spend more time with Drake; and Teri makes a dangerous decision.
Roman invites Emery to an Atrian holiday inside the sector; and Emery asks Sophia for advice on impressing her mother. Meanwhile, Vega tells Drake that he's been picked to be the new undercover operative and that he must leave town and have his markings removed, but Roman asks her to reconsider sending Drake away; Julia refuses an offer from Eva, forcing Eva to take her mission elsewhere; and Grayson talks with Emery about her feelings for Roman.
Grayson continues to rely on Emery, which puts her relationship with Roman on hold. Elsewhere, Zoe sets a black-cyper trap for Taylor, but it backfires and harms Lukas instead, leaving Roman and Drake to find a cure for the poison before it kills him; and Eva continues her search for the truth about Julia's recovery.
Emery enlists Julia's help to distract a nosy photographer. Meanwhile, Drake plans to attend a charity ball thrown by Grayson's parents, and Roman's attempt to keep him out of trouble finds him caught up in a kidnapping scheme.
Roman makes a discovery about his father while outside the sector. Meanwhile, Grayson's date with Emery is ruined when Eric puts everyone in danger; Lukas makes a pass at Sophia; and Teri takes over Drake's mission.
Roman's pod is ransacked, which leads to a discovery about his father's secrets. Seeking more information, Roman reaches out to Julia for help, prompting jealousy from Emery. Elsewhere, Emery questions whether she can trust Grayson; and Sophia joins the swim team.
Emery is asked to enter the sector with a group of teens and film their interactions with Atrians, eliciting protests from Roman. Unlike Sophia, Teri and Drake resent the intrusion and plan to disrupt the humans' visit. But their plot backfires when Drake is abducted. Elsewhere, Julia shares her suspicions with Roman.
Emery reaches out to Roman, who's preparing for a funeral, but he refuses to talk to her. Meanwhile, Roman's uncle shows up in the sector; the Atrian Seven receive an invite to the school carnival, but the event takes a turn when Drake is kidnapped and Roman learns the Trags have placed a hit on Emery.
A human teen and an alien reunite ten years after his spacecraft landed in her small town in the premiere of this sci-fi drama about the romance that develops between the two. The pair navigate deep distrust between their races and tense relations as aliens enroll in a suburban high school.