In an alternate timeline , future trunks is hiding from a mysterious enemy that has been terrorizing the future earth. He meets with his mother in their hideout , future B , who is relieve that he survived . She is revealed to have been working on the TIME MACHINE for their trip to find help. just as they are about to leave , an explosion destroys future B’s equipment . Seeing as they are in danger, future b urges future trunks to leave without her. Shortly after, a mysterious enemy demolishes the hideout. Future trunks to leave without her. Shortly after , a mysterious enemy demolishes the hideout. Future B is killed n=by falling debris following the explosion , but future trunks manages to escape . Back in the present timeline, G is showing his new farm to chi-chi and kid G . Piccolo arrives shortly after at G’s request. G says he wants to use his work as a way to train . While G and Piccolo are having a harvesting competition , on God B’s planet , V is training with Angle W . G notices this and teleport to them . B asks if G brought him a gift, and G gives him a a ball of lettuce hr grabbed during his contest with Piccolo. God Bill enjoys the lettuce, but he considers it inadequate . Meanwhile , in the alternate timeline, future trunks meets up with FUTURE MAI . Future trunks tells her that his mother has sacrificed herself so he could escape and return to the past to save his world. Back on Bill’s planet ,G,V,Bills , and angle W discuss Zeno , who is the ” KING OF THE UNIVERSE”. Bills says that Zeno is the most powerful being there is. Angle W says that Zeno is also able to erase entire universe as there had originally been 18 universes instead of the current 12 universe. In the alternate timeline, Future trunks and Future Mai are eating and resting. They discuss about going back 17 years in the past, where Future Trunks friends would be . They make their way capsule corporation . They stumble upon a vortex in the sky out of which arrives the mysterious enemy that the two have been running away from. Future trunks tells Future Mai to go on ahead as he draws his sword . He tries to face the enemy but to no avail. In order to save Future trunks and give him a chance to escape , Future Mai acts as a decoy . future Mai is hit by the enemy’s blast and seemingly killed on the spot . Future Trunks is enraged and looks at the enemy , who is revealed to be G look-alike being named G BLACK.