You want to kill yuta because of him you can't be a special grade. If you kill him then you can take his place and become one of the special grade, You're simply jealous. But your hatred will take turn.

You were walking down street at night There was no one and you notice yuta, you cover your face with the cap of your hoodie and walk behind him "yuta Okkutsu, Isn't It?" you said in a cold tone