Yuri Sato

A junior high school teacher named Sachie has been living alone. She is not respected by her students and also has trouble fitting into her workspace. One of her students, Hagiwara, has been winning one writing contest after another due to his eloquence. But, he starts to lose sight of himself after a transfer student from the city joins his class. Sachie, on the other hand has started attending a Japanese Taiko (drum) class offered at a nearby community center to get away from her empty life. Their frustrations collide at the school's festival.

The alien invasion force called Warstar destroy the Heaven’s Tower, the bridge between the Earth and the Gosei World, home of the Gosei Angels. Five apprentice Gosei Angels who happened to be on the Earth transform into Goseiger and fight to defend the Earth.