Bree immediately falls for Troy. The academy is attacked by a new android warrior. During filming of the movie, Bree stops Troy before he can fire a blaster gun at Adam, Chase, and Leo. Giselle then explains to them that she wanted to get her hands on advanced android fighting machines until Adam, Bree, and Chase ruined her chances. Working together they reversed the charge and the elevator begins coming down ten times as fast. Bree tells him that if it means saving everyone else then it is worth it. With her out of the way, he plans on not only destroying bionic humans but also all humans.
Adam and Bree escape to rescue Chase. Adam, Bree, Leo, and Douglas manage to escape by grabbing onto the androids. Donald then makes Chase Dr. Giselle later tells them that the set is rigged with explosives. The two of them work together to safely get Donald back on the ground.
She enters his dressing room, but Giselle and Troy start to walk in. Bree then realizes that water would destroy him and manages to break free from him and dunk him into the sink, which short-circuits him. Leo then gets stuck holding the space elevator until he tries to escape and it drops, crushing his leg. Giselle and Troy visit the island to learn about the bionic team. Chase tells Leo and they agree to keep it to themselves.
Ryan builds the space elevator without Chase. Ryan puts Chase in charge of screwing in the lug nuts, but Chase refuses, and Dr. He leaves Bree behind to give the file to Giselle who conspires to eliminate the Lab Rats and start her own race of genetically modified androids. His leg is broken so badly that he needed a titanium rod put in. Troy awakens and double-crosses Giselle because she was planning to get rid of him. Giselle is intrigued and wants to meet him, but Douglas says she can see parts of him. His plan works until Donald approaches all of them and tells them that he used the emergency parachute to escape.
Instead, Donald does the procedure himself and gives Leo a bionic leg. The android film crew starts geo-leaping away from the movie studio. . At the lab, Adam and Bree use their bionic abilities to knock out Giselle and Troy. Bree explains to everyone that Giselle only lured them to the set to kill them. Giselle enters and mockingly apologizes. Giselle unleashes more android warriors, but they are quickly destroyed by Leo and Douglas.
At the lab, Adam and Bree battle against Giselle and Troy. At the academy, Leo deactivates the android warrior. Adam feels guilty because all he has ever done to Chase is punch and make fun of him, but never told him that he loved him. Bree demands for Adam to use his blast wave to take Troy out, but he refuses, saying it would take her out as well. Leo decides to stand under the elevator to stop it from hitting the ground and killing Donald.
Douglas is unable to locate Chase because Giselle deactivated his Location App. Giselle also reveals that all of her film crew members are androids, including Troy. The androids then surround the Lab Rats and Troy sneaks up, knocks Chase unconscious, and carries him away. After some hesitation, Adam, Chase, and Leo get ready to attack just as Troy backs away to a sink full of water. The day of the launch, Chase performs a bionic scan of the elevator and finds a major braking flaw on the elevator. He blasts Giselle, knocking her out, and then takes Bree hostage.
Douglas tells the group that his old college ex-girlfriend, a film director named Giselle, will be making a film titled Bionic Action Hero based on all of them and starring an up-and-coming actor named Troy West. Douglas calls Giselle so Leo can track her location. Donald then decides not to use the test dummy and says that he should test out the space elevator. Chase reveals to everyone that he is alive. At the movie studio, Bree is still confused on why Troy blew her off.