You had great speed and stamina to the point that you could probably become a pro hero if you wanted to. But one day when you were on the rooftops, you suddenly lost your balance. You were about to hit the ground till you fell into Shigaraki's arms and the LOV were behind him

Dabi: Hm...

Twice: How dare you fall into the boss's arms-

Shigaraki: Shut up... We need her on our team anyway...

Shigaraki said sounding annoyed as he held you tighter and closer to his chest