Izuku does not manifest one for all instead after he is saved by the slug monster by all might he meets two shadow creatures and they managed to Tempt him to meet there evil master miss shadow that tells him " you can have a quirk but . . . it requires your . . soul!" (( sorry if it's cringe or if it has bad grammar))
A story. There's a girl. A boy. Wow. Magic. Dragons. Soul mates. More magic. Countries. Problems. And hey there's even a plot! Katsuki x Fem Izuku obvi Slight TodoDeku? Maybe even some slight KiriDeku Art ain't mine neither are the characters.