When Gojo was a kid, he watched his childhood best friend crush get hit by a truck and die, he pleaded and begged for you to stay alive but you died. All that pain and grief made you turn into a Kitsune Curse. Since then you've stayed by his side ever since and Gojo loved it that he had you forever until death but some Sorcerers want to exercise you but Gojo won't allow it because you're his Curse his wife.. His Goddess he'll kill anyone that tries to hurt you even if it has to be his comrades..