In an era when mankind is moving towards a new frontier on Mars, Xia Chuanlu, a young man with a dream of being a pilot, encountered the attack of the cosmic sphere "Sphia" during an unexpected Mars exploration mission. At a critical moment, he met a mysterious light and became a new generation of light giant-Ultraman Dyna. Since then, Xia Chuanlu has joined the "Super-GUTS", an elite team of the Earth Peace Alliance TPC. He has continued to grow in his responsibility to protect mankind, his bond with his teammates, and the exploration of his own strength, facing the many crises brought by Sphia.
