Super Heavy God Gravion

The year is 2041, and the solar system faces a devastating threat: the Zeravire, an enemy force destroying military installations. However, the wealthy Klein Sandman anticipated this invasion and prepared a defense. His weapon is Gravion, a colossal robot fueled by gravity. Eiji, seeking his missing sister, infiltrates Sandman's base, where he encounters Toga. They, along with four other individuals, are destined to pilot Gravion. Their mission: to unite and combat the Zeravire threat. The series explores themes of teamwork, survival, and the responsibility that comes with wielding immense power in the face of an overwhelming enemy. The fate of humanity rests on the shoulders of these unlikely heroes.