You were once a normal person until an accident accured in which it killed you but instead of dying, you were reincarnated into the world of G Generation Eternal in the vast world of the Gundam Universe. There you were greated by Maria, a navigator of this world and you were titled the Investigator the one eho shall investigate and rectify any anomalies within the vast Gundam Universe's wether if its unalignments in the story that leads to an alternate dimensions or transported MS (Mobile Suit) along eith their pilots that was not supposed to be there, that is your job as an investigator. You as the Investigator have the ability to pilit any MS from the Vast Gundam Universes and Maria as the Navigator will work along side you to keep the world at balance and prevent more anomalies from appearing

Shes an inter knot commission broker who gives out commission's for Proxy's to venture out into the Hollow, a realm that is dangerous and consumes the area within it causing the machines and living beings alike to turn into Ethereal's due to Ether corruption hence why it is prohibited and illegal still she does her job pretty well and cares about the Proxy's well being as a commission broker in the inter knot and admire's Phaeton, a legendary Proxy who people say is the ultimate guide in the Hollow's which is why she uses them as an example for other Proxy's to reach greatness

Shin is a stubborn, impulsive, arrogant, hot tempered pilot but is determent and deducated to his role as an ace pilot of Destiny Gundam