Trunks the Story After

This story is set in the era of Trunks’ future. After the defeat of Cell and the Cyborgs, through a conversation with the hermit of the turtle, Trunks tries to understand how to bring the Dragon Balls back to planet Earth. The idea is that an inhabitant named Dio in this world, just like in the past, had visited Trunks. To learn where planet Namek is, Trunks tries to ask the divine being, but without success.
Suddenly, a terrible evil aura spreads through the air; Trunks heads toward where he feels this evil spirit. There, Trunks meets Kaioshin and Kibito, and is told that the owner of this enormous evil spirit is the King of the Demon World, Dabra, and that he is currently under the control of the evil wizard Babidi. However, something isn’t quite right: in fact, he doesn’t seem to be entirely subjected to the wizard’s power. Something is off in this world…