Hiroshi has given up on his dreams of becoming a painter and works part-time cleaning office windows. He learns that he has only 3 months left to live. During his last summer, high school student Mai appears. Hiroshi becomes attracted to her.
100 years in the future, the descendants of Daigo, Ian, Nobuharu, Souji, Amy, and Utsusemimaru must fight back against the revived Deboth.
Takeru Shiba, the 18th head of the Shiba family, and Hikoma Kusakabe call four teenager retainers in order to battle the re-emerging Gedoushu. They transform into Shinkengers by using Shodo Phones.
The Deboth Army who invaded the Earth in the time of the dinosaurs has revived. Wise God Torin selects 5 brave individuals who can defeat their respective Zyudenryu and give them powers to become the “People of the Strong Dragons”, Kyoryuger.