许多年过去，地球在Z战士的保卫下日渐和平与繁荣。某天，皮拉夫大王和他的爪牙历经千辛万苦来到神殿，找到了神仙与比克大魔王分身前制造的黑星龙珠。由于孙悟空的突然出现，皮拉夫慌忙之中许下让孙悟空变成少年模样的愿望。在此之后，黑星龙珠散落到宇宙各个角落，如果在一年之内无法找到七颗黑星龙珠的话，地球将会爆炸毁灭。情况危急，小悟空和孙女小芳开始了一段惊险刺激的宇宙大冒险。超级17号、邪恶龙等强大的对手接连出现，悟空面临更大的挑战…… 本片根据鸟山明人气原著漫画《龙珠》改编，不过剧情并非鸟山明原创，系东映动画公司取得授权后全新创作的动画。鸟山明参与了部分的人设工作。
After the events of Star Wars: Episode IX - The Rise of Skywalker (2019), Poe Dameron and BB-8 must make an emergency landing on the volcanic planet Mustafar where they meet the greedy and conniving Graballa the Hutt. The crime boss has purchased Darth Vader's castle and is renovating it into the galaxy's first all-inclusive Sith-inspired luxury hotel. While waiting for his X-Wing to be repaired, Poe, BB-8, Graballa, and Dean (a plucky and courageous young boy who works as Graballa's mechanic) venture deep into the mysterious castle with Vader's loyal servant, Vaneé.
原本期望能成为魔法少女的女主柊舞缇娜，某天突然遇到像吉祥物的生物，获得能变成邪恶组织女干部的能力，并与原本憧憬的魔法少女们对抗。
