Bulma arrives on the scene to discover that Android 20 is Dr. Gero himself. The insane scientist fires an energy blast as a smokescreen so he can escape to activate Androids 17 and 18 which sends Bulma flying. After saving his young mother and younger self, Trunks follows Vegeta to stop him from facing the Androids head-on as the others try to find Gero's laboratory before he does, but will they make it?