Gate Keepers Season 1 Episode 21 Protect The Festival Of Progress And Harmony!

The commander has been investigating the identity of the evil Gate Keeper known as "Shadow". A recent file leads him to believe he has found the identity of this individual. At the same time, Reiji's Political Thoughts Club has become even more popular after the incident at the debate hall. The popularity is carrying over across all of Japan. Ruriko's father has been offered the job of construction of the World Exposition, a big boost for his small company. His success is short-lived as the crew is transformed into Invaders and he is taken hostage. After arriving on the scene, Shun takes matters into his own hands as he desperately tries to save Ruriko's father. Is Ruriko prepared to sacrifice her father in order to beat the Invader threat?