0) Master Roshi kills Daimao, thus killing Kami. Karin ascends to Kami. Master Roshi, Tenshinhan, Chaozu, Bulma and Yamcha are summoned to the lookout, and is told the whole story about Kami, and the dragonballs via Popo
1) 7 years later Garlic Jr and his cronies attack, Tenshinhan dies.
2) Using his one day pass, Tenshinhan shows up a year later, kills Raditz before he kills everyone, and informs them about Namek. On the other end of Raditz' receiver, Vegeta and Nappa were listening in, and wanting a wish for immortality so they can destroy Freeza, leave their current mission. While that is happening, Slug and Freeza complete a business deal, and Slug passes the information of the dragonballs to Freeza. Freeza can get his immortality, Slug can get his youth.
3) Having acquired Kami's ship years ago, Capsule Corp has already had it reverse engineered. Baba appears, stating looking into the future, she realizes the only way anybody is going to survive on Namek is if Tenshinhan goes, and for him to go, someone has to switch their living state with him. Master Roshi volunteers, Master Roshi gets a halo, Tenshinhan loses his with Baba's magic. Tenshinhan, Chaozu, and Yamcha leave to Namek.
4. The Namek Saga happens, it's a three way standoff: Freeza, Dodoria, Zarbon, Cui, and the minions, vs Vegeta and Nappa, vs the Tenshinhan, Yamcha, and Chaozu. In this point in the story, The Ginyu Force are completing another mission on the other side of the galaxy, leaving none of the PTO able to receive any scouters. Eventually the PTO army is destroyed. Nappa is killed midway and Vegeta is killed near the end.
5a) Freeza utterly destroys Tenshinhan, who opts to fight alone while Yamcha and Chaozu help the Namekians find the last two dragonballs. Before dying again, Tenshinhan finds himself mentally at peace, and seeing Freeza start to slow down to a crawl.realizes he's unconsciously developed a new ability. With this new technique that will be dubbed enlightenment, Freeza and Tenshinhan battle again, but Tenshinhan eventually falls, unable to keep up. Freeza then decides he's going to blow up this planet and everyone on it. But the remaining Namekians use the dragonballs to escape everyone except Freeza to Earth in the nick of time. Freeza is obviously upset, and swears to find the Z Fighters.
5b) Freeza utterly destroys Tenshinhan, who opts to fight alone while Yamcha and Chaozu help the Namekians find the last two dragonballs. Before dying again, Tenshinhan finds himself mentally at peace, and seeing Freeza start to slow down to a crawl.realizes he's unconsciously developed a new ability. With this new technique that will be dubbed enlightenment, Freeza and Tenshinhan battle again, fully exhausting their energies. Tenshinhan falls first. Freeza comes in for the kill, and is decapitated by Yamcha. The last two dragonballs were found.
6) Back on Earth, its revealed that Goku and Krillin can't be brought back to life due to being dead for too long from being killed by demons. Their souls are wished to heaven instead. Master Roshi decides to stay at King Kai's to learn more. With his knowledge as a master, combined with King Kai's otherworldly knowledge, Master Roshi when he's alive again decides to rebuild his martial arts style from the ground up, with Yamcha, Chaozu and Chi Chi(who went with Ox King to see Master Roshi brought back to life, decides to train under him.) as his newest pupils. Tenshinhan trains with this new enlightenment form. The Namekians decide to stay on Earth, giving the world access to the dragonballs again.
7. Android Saga happens, with Tenshinhan combining Kaioken and Enlightenment to create 'Nirvana' defeats the Androids. If Freeza is still alive, he'll come to Earth with his father, Slug and his forces, and the Ginyu Force and all will be defeated. Bojack eventually attacks Earth as well. Majin Buu Saga happens, and with an imperfect technique combination, Buu is destroyed, but Tenshinhan loses one of his eyes. He requests Master Roshi's assistance, after 2 years in the time Time Chamber, they have perfected Enlightenment, becoming Human Gods. Cell is made quick work of. Before Whis tells them of the tournament, their last battle was dealing with Hildegarn.