65 million years ago, the knights of the Ryusoul Tribe were selected to participate in a war campaign against the dictating Druidon Tribe who sought to rule Earth. But the Druidon's war campaign was halted by the meteor that brought the age of the dinosaurs to an end, forcing them to flee into space. Meanwhile, the Kishiryu were placed in a deep sleep as a failsafe should the Druidon return. The chosen knights choose to live in peace while passing their mantle down across generations. In the present day, the Druidon return to reclaim Earth as the current generation of knights, the Ryusoulgers, battle them with the support of Ui Tatsui and her father Naohisa Tatsui.

This is the 2019 summer movie for Kishiryu Sentai Ryusoulger. It is twin-billed with the summer movie for Kamen Rider Zi-Oi: Kamen Rider Zi-O: Over Quartzer!. It will feature the debut of Ryusoul Gattai Kishiryuzin.

Satoshi, who is a high school junior, is doing something against the rules. He is forming a band. Joining him is Rin. They nonetheless perform at the school's cultural festival live in front of their fellow students. There is a mishap and Satoshi travels back in time to the moment when he met Rin.

A mysterious teacher leads the “Blue Student Council,” a group of gifted teens who transfer from school to school to break oppressive caste hierarchies, until a new mission exposes the secret behind the council itself.

Kishiryu Sentai Ryusoulger Transformation Lesson is a web-exclusive episode explaining how to transform into Ryusoulgers