深夜寂静的恐龙博物馆,突然出现巨响,原来是来自异次元中的另一星球的进化恐龙-“爆龙”,现身在大都市各处,不断进行破坏。戴诺亚斯星的恐龙进化成为力量强大的「爆龙」,并凝聚其意念变身为「爆龙战士」。不幸的是,戴诺亚斯星被邪命体-艾弗利安所灭亡。为了守护地球不再遭受相同的命运,维护正义与和平的爆龙战队穿越次元,再度与邪命体作战。Scientists at first believed that the dinosaurs were wiped out by a meteorite 65 million years ago, in truth the meteorite split the Earth into two dimensions: Dino Earth & Another Earth. Dino Earth is the Earth where the Dinosaurs are the superior species while Another Earth is the Earth in which humans are the dominant species. In Dino Earth, a long raging war between the inhabitants known as the Dragon People and the Evolions(a entities from the meteorite) has commenced for as long as anyone could remenber. One day, Asuka of the Dragon People traveled to Another Earth via a trans-dimensional portal and was followed by the Evoliens who had three Bakuryu(dinosaur mechas) under their own control. As the Bakuryu attack Tokyo, a distress call was sent to three humans with "Dino Guts" to tame each of the three Bakuryu. Upon taming their own Bakuryu, the three lucky humans have form the team known as Abaranger with the sole purpose of protecting their Earth from the Evoliens.