A fair amount of time passed...
Since they had received advance warning, and Raditz, the Saiyan who had died, had said that even more evil and powerful alien Saiyans would arrive within a year at most and destroy every living thing on Earth, the five chuunibyou youths who had answered the call and were willing to fight for the planet's peace—Krillin, Yamcha, Tien, Chiaotzu, and Yajirobe—began arduous training at the Lookout under Kami's supervision.
Meanwhile, a certain little girl who had no sense of responsibility, wasn't the least bit chuunibyou, and couldn't care less whether Earth survived or not—she only cared about eating, drinking, and looking after herself—had wandered around Korin Tower for half a day before returning early the next morning to a certain Turtle Hermit's little house. There, with the big sister Bulma, who was still waiting for her, she settled into days of shamelessly lounging on the sofa, snacking, watching TV, bingeing shows, and surfing at the beach.
Then, perhaps because she was in a good mood, or perhaps for some other reason, Little Annie unexpectedly went into the kitchen around noon and announced that she was going to make everyone a delicious meal, so they could all have their fill.
"..."
"This..."
Watching the unreliable little girl unexpectedly bustle about in the kitchen, both Master Roshi and Bulma were very, very puzzled!
During the not-too-long, not-too-short time they'd spent together since meeting again, they'd never known that the little glutton, who seemed to do nothing but eat, drink, and sleep in, would voluntarily head into the kitchen to cook something.
"Strange..."
"Hey, Bulma, what's gotten into that little one today? Why isn't she running off to play like crazy? Instead, she's staying home to cook. Has she lost her mind?"
"I don't know..."
"That little glutton