Bakugou KAtsuki can see everyone's strings of fates. Everyone has many, more than one possible fatd souldmate. For example, Bakugou had two, but his 'Deku' string dissapeared a long time ago, leaving him with one. Kirishima has nineteen possible soulmates, and only Bakugou knows

The world is black and white until you have contact with your soulmate. When Izuku Midoriya gets into the school of his dreams he doesn't think he'll meet his soulmate, Shoto Todoroki, on the first day.