Lion-O wakes up from an awful nightmare he has been having about leaving Thundera. He remembers leaving some of his fellowThunderians on Thundera because the ship could not stay any longer. Jaga appears to him and explains that they did not perish, and that they are on Third Earth.
Anxious to find them, Lion-O asks Cheetara to use her psychic powers to find their location. Mumm-Ra, overhearing this news, send the Berserkers to capture the Thunderians, and bring them to him...