《德凯奥特曼》讲述地球已经很长时间没有被怪兽入侵，所有的人回归到正常的生活，开始向宇宙发展，然而所有人不知道的是在宇宙当中有着神秘的漂浮体斯菲亚似乎在准备向地球发起猛烈的进攻，让地球与宇宙建立的联系关系被中断，导致地球孤立无援。邪恶的斯亚非也逐渐的从漂浮体开始进化，成为超大的形态，在地球上任意的破坏。身为主角的明日见奏大开始与邪恶的斯菲亚斗争，明日见奏大真正的身份是德凯奥特曼，为了保护人类的安全，勇敢与敌人挑战，此时组建的精英小队也开始帮助奥特曼作战，明日见奏大化身人类加入队伍，成为新的一员，与所有的队员共同抵抗怪兽。最后地球陷入前所未有的危险，奥特曼和所有的精英队员勇敢向前发起进攻，相信奥特曼能够给人类带来光明

"Dekai Ultraman" tells that the earth has not been invaded by monsters for a long time, and all people return to normal life and start to develop into the universe However, what everyone does not know is that there is a mysterious floating body in the universe, Sfia, which seems to be preparing to launch a fierce attack on the earth, which will interrupt the connection between the earth and the universe, leaving the earth alone and helpless. The evil Si Yafei also gradually evolved from a floating body and became a super-large form, destroying the earth at will. As the protagonist, Tomorrow Sees Dai begins to fight against the evil Sfia. His true identity is Dekai Ultraman. In order to protect the safety of mankind, he bravely challenges the enemy. At this time, the elite team formed at this time also begins Help Ultraman fight, and see Kanade become a human being to join the team tomorrow, and become a new member, and fight against monsters together with all the team members. In the end, the earth fell into an unprecedented danger. Ultraman and all the elite team members bravely launched an attack, believing that Ultraman can bring light to mankind