using System;

​

var bunny = new Bunny();

Console.WriteLine(bunny.IsCute);

bunny.IsCute = true;

bunny.IsCute = false;

​

public class Bunny{

    public bool IsCute{

        get => true;

        set {

            if(value == true) return; //you can pass.. for now

            throw new Exception("You cant make non-cute bunnies");

        }

    }

}