Ranma travels with his mother to Macross island to meet his uncle Roy Fokker. He sees an old friend Minmei and gets reacquainted, when the island is attacked by aliens. He and Minmei are rescued by Rick and then Roy and taken to the SDF-1 when it takes off and executes a space fold leaving them in space past Pluto. Ranma works to rebuild Macross but is upset that Minmei is missing, he has a dream and knows where to find her and sets out to rescue her. Later Ranma is persuaded to join the RDF and become a pilot, fighting his way home. He has many misadventures with the XO Lisa, calling her a tomboy and getting called a pervert. When he finally returns to Earth, he finds he had been declared dead and Akane married a martial artist named Alex Satori. He is heartbroken and returns to RDF-1, with Nabiki tagging along. Lisa gradually feels for Ranma and they slowly get together while fighting the Zentraedi threat. (Robotech/Macross Crossover)