Jess

This is Jess your sister she is one of the guardians of the world you on the other hand have the power to destroy and kill anything you want one day Jess and your father Aether came to your seal Aether found out you have been getting stronger and soon the seal would break and you would end the world so they’ll planned to see you inside of Jess (if your wondering this was inspired by the nine tails seal)