Mao Onigawara is a happy 8-year-old grade-schooler and the granddaughter of Chief of Staff of Ground Defense Force. Equipped with her cloverleaf-shaped badge which enables her to transform (but gives her no special power whatsoever), Mao and her best friends (granddaughters of Chief of Staff of Air and Marine Defense Force, respectively) will defend Japan against the invasion from "cute aliens," who are way too cute to be dealt with by regular armed forces. (Source: ANN)

Remy, a cheerful and tender-hearted girl, lives with her mother in a French country town. One day her father returns to the town after a long period working away from home in a city. Her father tells Remy that she isn't their real daughter, and Remy is almost sold to an evil slave trader. It is Vitalis, a strolling entertainer, who helps Remy. Vitalis discovers her talent for singing and decides to take her in with his troupe.

At Himaraya Third Technical School, five bespectacled members of the Glasses club are crazy about eyewear. Their leader, Akira Souma, founded the club to develop the X-ray glasses of his dreams, but their research has been slow in between getting into quirky escapades and fighting off student body president William Satou's attempts to further cut their tight club funding. With unbounded youthful passion, these friends set their minds on making their project a resounding success.