Voltron Legendary Defender: The Blue Paladin's Twin

The story of an ordinary person who due to his actions saved thousands of lives by gathering massive positive karmic points leading to reincarnation as the twin of one of the protagonists of the voltron universe, now she must learn to survive a possible war against a race of alien colony. whose fate his brother faces and faces them, and relearn to live in a wrong gender body. Good thing she has a system.