While Son Goten was exploring, two spaceships suddenly crashed onto the planet. Since he was in an underground space where many signals were blocked, he had no idea what was happening.
The two round battle pods belonged to members of the Frieza Force. The last soldier sent here had died, and Dodoria had been too busy to deal with what had happened, so he sent two others to the planet.
Both were low-ranking soldiers. One had a Combat Power of �, and the other �.
They were both fairly strong, so they arrived brimming with confidence. Their comrade had died here in the previous battle, and the two of them had come to deal with the matter. They had also discovered the whereabouts of the traitor Light. Whatever else happened, they had to eliminate him.
Light didn't have a Combat Detector, but he had learned some techniques for sensing ki from Son Goten. Besides, he was naturally gifted and picked things up quickly.
He immediately sensed the two powerful life forms that had arrived on the planet. Their Combat Power alone was far greater than his. After some time recovering and training, Light's Combat Power had returned to around �.
He could even reach � when he powered up, but he was still nowhere near a match for the two of them. He couldn't easily handle even the one with � Combat Power. Without Son Goten, all was lost.
When he saw the two monsters flying over Earth, the first thing he did was tell Bulma to disguise the entire base.
Bulma had prepared for this earlier, making special modifications to the base so she could disguise everything. At least for a while, no one would be able to see through the trick.
Still, Light was deeply worried. If the