Scott battles Corg while Lancer and Sera defend the Invid hive long enough for the Regess to gather her brood and make a final bid for survival.

Scott's group joins the Robotech forces in the attack on Reflex Point, but differences of opinion threaten to split the group at a critical time; Marlene comes to terms with her Invid identity of Princess Ariel and aids the freedom fighters.

Scott's group investigates the crash of a Robotech Expeditionary Force ship and meet an intelligence agent named Sue Graham who explains Adm. Hunter's plan to attack Reflex Point; a skirmish with Corg exposes Marlene as an Invid simulagent.

As they near Reflex Point, Scott's group stops in New York City to resupply their protoculture and encounters Corg's squadron, which targets the city's population in a bid to flush out the rebels.

Rook meets Dusty Ayres, a human experimented upon by the Invid who seeks revenge on the people he holds responsible.

The freedom fighters prepare a birthday surprise for Annie, who yearns for a real celebration after growing up without having any, but an Invid ambush lead by Corg threatens the festivities.

The freedom fighters search for supplies in a city beneath the Rocky Mountains; as Scott and Marlene explore the city, they become closer to one another.

The freedom fighters find a ghost town populated by veterans of the war with the Robotech Masters and intercept a transmission from Adm. Hunter's fleet ordering all units to destroy Invid hives.

Sera leads an Invid attack on the resistance fighters when they enter a snowy region; Sera eventually finds Marlene, leading to a disturbing set of revelations for both of them.

The Invid queen allows two of her children to become human and sends them to Earth to find their rogue spy, Marlene; one of the agents has an unexpectedly emotional encounter with Lancer.

An Invid squadron traps Scott's group underground, where the freedom fighters struggle to stay united amid thoughts of desperation and hopelessness.

Scott's group encounters a tribe of humans who live as primitives and worship the Invid as gods; while Scott attempts to turn the tribe against the Invid, Annie develops a crush on a young, incompetent man named MacGruder.

Rand braves a sandstorm seeking water for an ailing Marlene and falls into a pit where spores from the Flower of Life trigger prophetic hallucinations.

Scott's group comes upon an old Robotech facility converted into an Invid outpost and devises a plan of attack using bombs covertly planted by Rand and Annie to signal a full-scale assault.

In their attempt to bypass an avalanche, Scott and his group learn about a map that provides a secret route; Lancer approaches a local mayor for help raising money to buy the map and encounters Carla, a musician with ties to his past.

The Regess devises a plan to grow a humanoid simulagent to infiltrate the resistance and transmit vital intelligence to the Invid; Rand and Rook discover the spy among the wreckage of a recent battle and welcome her to the group.

Scott, Rand and Annie fall into a massive pit inhabited by dinosaurs and other extinct creatures that turns out to be part of an Invid experiment to control the evolutionary process.

The resistance discovers a camp run by Col. Wolfe, an inspirational member of the Earth Reclamation Forces, but after an Invid attack, Rand discovers Wolfe's troubling secret.

The resistance fighters enter a village hostile to their cause; Lunk tries to deliver a manuscript to a dead comrade's father.

Rook sneaks off to her hometown to seek revenge on the Red Snakes, a band of thieves, and her old fiancé who appears to have betrayed her; the Invid discover Scott's location and another battle ensues.

Lancer, in his Yellow Dancer guise, stages a diversion while Scott's group infiltrates an Invid facility to steal desperately-needed protoculture.