They may never apologize for hurting you.

They may give you a crappy, half-assed, and/or insincere apology.

They may never empathize with your pain, or suffer as you have.

They may never be held accountable for their actions.

They may never face any kind of justice.

They may never own up to their wrongdoing, or take responsibility for it.

They may never make restitution towards you.

They may never make any effort to regain your trust.

They may never realize they did you wrong, or understand why you're upset.

They may tell you you're overreacting, or blame you.

They may never have the same kind of relationship (or any kind of relationship) with you again.

They may never learn their lesson.

They may never grow.

They may go on to hurt someone else.

They may never admit that they were in the wrong.

They may never face any kind of consequences.

They may never do the work.

All of that is their problem, not yours.