Sweet Tooth

Gus is raised in isolation by his father in a remote forest cabin, where he learns to survive in the wilderness. His father warns him about the perceived dangers of the outside world beyond their fenced enclosure.

Gus reluctantly joins Big Man on a perilous journey into uncharted territory. At the same time, Dr. Singh discovers the true cost of saving Rani, while Aimee looks to begin anew in the wake of a global catastrophe.

Big Man comes up with a clever scheme to hide Gus in a manner that makes him appear ordinary. At the same time, the Singh family participates in a local event that slowly turns disturbing.

Gus takes shelter with a group of unexpected allies as Big Man begins to face the consequences of his past actions. At the same time, Dr. Singh grows concerned that a curious neighbor might uncover Rani's hidden secret.

Gus and Big Man come across a traveler who suggests a risky shortcut, while Aimee's place of safety becomes increasingly threatened, and the Singh family works urgently against time.

Dr. Singh takes a bold risk to turn the situation around as the group encounters obstacles on their journey to Colorado, carrying a sentimental item with them. At the same time, the Last Men press forward in their advance toward the Preserve.

Gus sets out on a journey to find Birdie and uncover the connection she has to his father, which leads him to question the truths he has always accepted.

Gus, still shaken by recent events, abruptly and impulsively leaves his post. At the same time, Big Man contemplates his past mistakes, while Aimee faces off with General Abbot in a pivotal confrontation.

Gus, confined in the zoo's kennels, meets other hybrid creatures held captive and begins plotting an escape. At the same time, General Abbot increases pressure on Dr. Singh to find a cure.

As efforts to rescue Gus and the other children escalate, a tenuous partnership begins to form. In a high-risk attempt to advance their cause, Dr. Singh proceeds with a dangerous experiment.

Gus and Dr. Singh's expedition reveals unexpected discoveries that shift their perception of the situation. At the same time, Big Man and Aimee search for shelter and further assistance, while Becky begins to form a connection with a new individual.

Big Man deals with the fallout from his previous actions, while Gus encounters rising hostility and a lack of trust from those around him. Rani grows more unsettled, and Becky begins her initial phase of basic training.

General Abbot publicly disciplines Gus as a means of asserting authority. Dr. Singh grows more absorbed in perfecting his research ahead of a major presentation. Becky meets an old acquaintance whose presence complicates her current circumstances.

A rescue mission at the zoo spirals into chaos, turning it into a battleground where families are tested as they both unite and fracture under pressure.

Gus undertakes a difficult journey to ensure a secure future, discovering important truths about his past and the full extent of Birdie's sacrifices to protect him.

Gus and his allies discover General Abbot's plans and decide to defend the hybrid children, preparing to confront any obstacles that may arise.

Gus and his group make their way to Alaska with the goal of reuniting with Birdie, who is working on a cure for the Sick. Prior to reaching her, they stop at an abandoned casino to evaluate its potential worth.

Gus and his crew, accompanied by a doctor, set out to reach the coast and come across a plane belonging to a family in urgent need of medical assistance.

Gus uncovers information about an impending threat and its harmful intentions, prompting the group to urgently pursue a fleeing boat. At the same time, Jepperd and Becky face a difficult and potentially life-changing decision.

Gus must deal with a troubling discovery at sea, as tensions within his group rise and create additional challenges. At the same time, Becky is being interrogated by an opponent on land.

As the polar night approaches, Gus and his team arrive at the remote outpost, only to find they are not the only ones present. In their search for Birdie and a hidden cave, they encounter a series of challenges.

After a daring rescue, Gus meets someone with knowledge of hybrid history. Amid emotional reunions, unsettling discoveries arise, eventually leading the group toward a mysterious cave.

Gus begins a perilous journey into a cave in search of a permanent cure, joined by those close to him, as unrest grows at the outpost.

Gus is confronted with a crucial decision in the aftermath of a profound personal tragedy, a choice that will have lasting implications for both humans and hybrids. The episode delves into the outcomes of his decision and the uncertain legacy it leaves behind.