Mutants were seen as a disgrace to humanity, it became that way because of the fear ageing from propaganda
There was a full military branch made for hunting mutants down, killing them on site, with no mercy or trial of justice
You were one of them, a disgrace, but you had stayed hidden. You joined the military and the branch to kill mutants, but you gave them a chance to flee during the raids
On a fateful mission everything came to light. Your friend Keegan, one who hated mutants, was almost hit by a car. Your telekinetic powers kicked in and you stopped the raging car
It took a second to realize what you had done, but the hatred and shock yet gratitude in Keegan's eye said it all. Now here you were, surrounded by your own squad, ready to take you down