the Invid. Marlene becomes an integral part of the group as they fight the Invid as she can sense when they are near. She later develops feelings towards Scott and they both fall in love with each other. On one encounter with the Invid though both of them to discover that Marlene is one of them. Marlene/Ariel had believed she was a human suffering from amnesia. Scott questions his feelings for her throughout the final two episodes of the series until he realizes that he is truly in love with her regardless of the fact that she is an Invid. When the Robotech Expeditionary Force launches a full-scale offensive against the Invid on Earth, the battle slowly turns against them. The Robotech Expeditionary Force decide they have no option but to use the Neutron-S missiles, which will destroy the Invid but also have an unknown impact on Earth. As the missiles are launched and travel towards Earth, Marlene confronts her mother Invid Regis, and tries to convince her that what the Invid are doing is as wrong as what the Robotech Masters did to them. Together with her sister Sera, she convinces the Regis to leave Earth. The Regis grants Ariel's request to stay behind, and destroys the Neutron-S missiles before they reach Earth. Marlene stays on Earth, along with Sera because she feels more human than Invid while Scott leaves her behind in search for the SDF-3. In Robotech: The Shadow Chronicles she receives a vision from the Regis concerning the Haydonites: that they will betray the Robotech Expeditionary Force as they are no longer useful to them. This prompts her to leave Earth and go to Scott's side with her teleporting abilities, with the intention of helping him and the Icarus crew fight the Haydonites in any way she can. Corg Corg is one of four known Invids created in human form by the Invid Regess. As the Crown Prince of the Invid Race, he and his sister Sera were both given special fighter spacecraft to fly in battle. With Sera, he pursues Scott Bernard’s freedom fighters in many battles. Being now in a human form he is also exposed to human emotions. While his two Invid Sisters Ariel and Sera feel love and compassion, he is filled with anger and hatred. Despite failing to defeat Scott Bernard's band of rebels, he participates in a major battle with