Yamcha saw the person behind Krillin and stepped forward to ask, "You came from the future, right? By the way, you defeated the androids, didn't you?"
Yamcha's question stumped them both. "No!" "Are the new androids really that strong?" "Strong doesn't even begin to describe them."
"Then all we can do now is wait for Goku!" A little while later, Goku flew over, and Chichi was here too. She was overjoyed to see him return.
Krillin told them, "Those guys think this is a game. Anyway, they intend to kill Chen." Goku looked shocked. "Are they really that powerful?"
"Yeah, they're even stronger than Trunks said!" Krillin replied. Yamcha looked at him. "So what do we do?" "You're asking me... I don't know either."
Trunks then said to Krillin, "How about this? I'll use the Time Machine to go back and destroy the androids before they're activated. We already know where Dr. Gero's lab is."
Yamcha heard what Trunks said and replied, "I see. That's not a bad idea! We could go back and wipe out Dr. Gero and the others, so there wouldn't be any trouble later."
Krillin thought it over. "Isn't that Time Machine still unfinished? And Chen said it takes a very long time to generate enough energy for a round trip. It must be exhausting. Will you be able to return to the future afterward?"
Goku considered it. "Oh, right. If Trunks goes back and destroys the androids, what happens to the ones here? Will they just disappear?"
That made Trunks remember. "You're right. I forgot. Even if I go back and destroy the androids, I'll only save the future of that timeline. I can't change the timeline where the androids have already been activated!"
Krillin and the others were confused. "What do you mean?" "For