Kyle XY

A disoriented teenager is discovered in traffic and brought to a detention center before being taken in by psychologist Nicole Trager. Initially met with resistance from Nicole's family, the boy gradually gains their acceptance.

Kyle becomes fascinated by the idea of time and questions why others place so much importance on it. To try to wear him out, his family forces him to participate in various exhausting activities, while Josh begins to wonder if Kyle might actually be an extraterrestrial.

With Nicole preoccupied, the rest of the family takes turns caring for Kyle, who struggles with the family's small deceptions. Steven faces the difficult decision to cut staff at work, while Amanda becomes overly anxious about a minor car accident.

Kyle navigates his confusing feelings and unexpected attraction to his new neighbor Amanda, while Lori and Josh deal with their own romantic struggles.

On the first day of school, Kyle, Lori, and Josh face various challenges, while Nicole and Stephen are visited by the enigmatic Tom Foss.

Kyle begins to have fleeting memories, which unsettle him, and he turns to Amanda for reassurance. On Lori's birthday, she feels indifferent, while Kyle expresses frustration at not knowing when his own birthday is.

Kyle connects his memory issues to the disappearance of a professor, though his focus shifts when he joins the basketball team. At the same time, Nicole begins to grasp the complexities of Kyle's unusual condition.

Following a strange hypnosis session, Kyle becomes convinced that his past holds important answers and joins Lori and Declan at the University of Washington to investigate the disappearance of Professor Kern and his possible connection to Kyle.

Kyle gains the ability to read lips and eavesdrop on distant conversations, enlisting Declan's help to investigate Tom Foss. Meanwhile, Josh becomes increasingly anxious about his academic performance, and Amanda learns that her boyfriend is hiding a disturbing secret.

Kyle becomes doubtful about his biological connection to the Petersons, prompting him to seek clarification from Tom Foss, while Steven struggles with the possibility of Kyle leaving.

Kyle, with guidance from Adam Baylin, starts uncovering the reality of his origins, only to be taken back to the Trager home where he undergoes training under Tom Foss.

Kyle questions his choice to return to the Trager family, troubled by the secrets he must keep. At the same time, life beyond Zzyzx starts to take shape for XX.

Kyle struggles to adjust to life at the Trager home while undergoing intense training with Tom Foss, and Jessi begins working to build a connection with him.

Foss becomes concerned after a murder occurs in the forest, causing Kyle to reach his emotional limit. Declan's investigation into what he suspects is a hidden truth about Kyle may lead to serious repercussions.

Nicole returns to work and meets a new patient named Jessi, who was referred by Jessi's "sister" Emily, who claims Jessi had a difficult childhood. Meanwhile, Kyle searches for Amanda's missing bracelet.

Kyle begins to believe he has the ability to foresee the future after experiencing visions that later come true, prompting him to investigate Baylin's research for possible explanations.

Kyle questions his trust in others as he and Amanda get ready for their first date, troubled by a mysterious message about Tom Foss, while Jessi grows frustrated with Emily's strict limitations.

Kyle's visions provide comfort to the Trager family as they cope with Stephen's father being in a coma following a stroke, while Jessi's slow progress in therapy concerns her mother, Emily.

While camping in the woods, Lori, Kyle, Jessi, Declan, and Amanda discover the mysterious ruins of Zzyzx. Meanwhile, Andy confides a significant personal secret to Josh.

Kyle, Declan, and Foss devise a plan to recover Kyle's lost Latnok ring, while Lori starts to suspect something is wrong with Stephen's activities at Madacorp.

Kyle and Declan discover a photo of themselves with Jessi inside Baylin’s box, prompting them to attend a high school charity event in hopes of learning more about her. Kyle takes the chance to connect with Jessi, who is emotionally vulnerable, while Lori uncovers a key secret about her attacker during the event.

Jessi's unpredictable behavior and disappearance create strain in the Trager family, prompting Nicole to implement safeguards.

Kyle leaves quarantine to locate Jessi, using a photo from Baylin's lock box as a clue. At the same time, the Tragers examine everything they know about Kyle in an effort to understand his true identity.

After believing Jessi to be dead, Kyle returns to the Tragers and confesses the truth about Madacorp. He becomes resolute in his mission to dismantle the corporation and erase all data it holds on Zzyzx.

During Career Week at school, Kyle and Josh begin to think about their future paths, while Jessi's desire for recognition comes into conflict with Kyle's wish to stay unnoticed. At the same time, Brian Taylor turns to Nicole for guidance on parenting.

Kyle and Amanda's relationship becomes strained when she unexpectedly visits home without revealing her reason for coming. At the same time, Jesse grows frustrated with Kyle for continually postponing their training sessions.

Amanda's involvement creates tension for the Trager family when a social worker arrives to assess their suitability as Kyle's guardians.

Amanda begins a new job at The Rack, but faces early challenges on her first day. Tensions rise as Amanda remains unsettled by Jessi's growing influence over Kyle, while Josh finds himself caught in a dilemma when a cash register shortage of $120 occurs.

Kyle takes Jessi on a trip to investigate Sarah's past in an effort to improve their relationship, while Lori and Hillary persuade Amanda to go to a college bar to find a DJ, and Andy and Josh begin couples counseling.

Kyle experiences sleep-related drawing episodes and cognitive issues as he struggles with the stress of midterm exams, while Jessi responds by starting her own tutoring service to help him.

Kyle and Josh find themselves entangled in a school cheating controversy, while Jessi faces increasing pressure from Taylor to prepare for an important Latnok presentation.

Sarah enlists Kyle to help resolve an issue with Jessi, though his approach might backfire; Brian Taylor faces resistance in his efforts to gain Latnok's favor, while the school prom struggles with financial difficulties.

The group of teenagers works hard to ensure their prom night is unforgettable, while Jessi delivers an unexpected revelation about her feelings for Sarah.

Kyle wakes up restrained and weakened inside a Latnok facility. Determined, he works to free himself and mount a rescue for Amanda, who is also being held captive within the building.

Kyle becomes deeply concerned about Amanda's safety after receiving a troubling prophecy from a psychic.

Jessie starts to adjust to life with the Trager family as Kyle, with her assistance, attempts to uncover what Latnok did to Amanda, causing tension in his relationship with her.

Kyle goes out drinking with Josh and Declan to cope with the end of his relationship with Amanda, while Lori takes refuge in Jessi's apartment and the two grow closer talking about their romantic experiences.

Nicole is critically injured in a car accident, while Kyle and Josh assist Gretchen during an unexpected childbirth.

Kyle begins repaying his debt to Latnok after Cassidy saves Nicole's life, only to discover that Latnok is a modern, intellectual college campus rather than a sinister organization. Despite his initial reluctance, Kyle's decision to stay is influenced by his family's financial troubles, leaving him to choose between selling out or finding another solution. Meanwhile, Jessi reveals all her secrets to Kyle, resulting in complicated consequences.

Kyle struggles with Jessi's announcement and his jealousy toward Nate, while Josh grapples with the news Andy delivers. At the same time, Kyle, still distrustful of Cassidy, devises a scheme to uncover the truth.

Jessi and Kyle discover a clue in Cassidy's safe that leads them to investigate Sarah Emerson, but Jessi's determined approach puts her in danger. Meanwhile, Declan sets firm boundaries at home, and Josh begins to feel the absence of Andy.

Kyle's attempt to uncover Latnok's secrets through deception threatens his relationship with Cassidy, while Jessi struggles to cope with emotional turmoil after a troubling discovery. Meanwhile, Josh prepares a heartfelt send-off for Andy.

Kyle, having uncovered Latnok's sinister objectives, urges the team to take action to dismantle the organization. However, maintaining his deceptive cover while ensuring Jessi's safety complicates the mission and risks the entire operation.