
S01E01 Earth Engine Open Fire
One night right before summer vacation, Daichi Manatsu, a second-year in high school, sees a weird round rainbow floating in the sky above Seed Island (Shuushi/Tane Island) and ventures there alone. He has seen this...
Tippei's "father" has gone missing after the incident on the Tenkaidou. The "ark" faction seeks to allow a few chosen people to escape from Earth to avoid the Kiltgang. They try to steal Hana, because she is the key to their plans. Reito, who has been assigned as an observer to the Tanegashima base, tries to kidnap hana but is interrupted by Daichi, who stops him with his boomerang.
High-school student Daichi Manatsu works for the Globe organization to pilot a giant robot called the Earth Engine Impacter to protect the Earth from the invading alien force known as the "Kill-T-Gang", from the planet Uranus.