You are justified!
Justification simply means that you are not charged with any sin; you are not guilty and declared righteous. That is who the new creation is; new creation has no sin, because he is a new creature, that never existed before. All things have become new.
Jesus Christ died for the whole world; the entire world of humans. He was judged for us. So if you have accepted His delegated sacrifice, that is, you believe He died instead of you, and that God bring Him back to life, and have confessed His royal Lordship over your life, you receive eternal life.
Christ life is an amazing life, an amazing walk in holiness, and in the right and freedom of Christ. Those that do not understand this fact are the ones struggling with the flesh, they are trying every day to have perfection
Have the believe that you are a new creation in Christ Jesus with no past have it in mind that you are justified Believe that you are now the holiness of God in Christ, and live your life in Him by faith.
Immediately, holiness is imparted into your spirit, and you are born again. You instantly turn to a new man that didn't have past. The Bible let us know that Jesus Christ was delivered up on account of our violation of law, but was raised for our justification.
Christianity is not hard. All that you need to do is take what the Word says as the truth to live by, and your worries will be finished. The worries ends instantly you accept all that Christ has done for you. Instantly, you are see the reality of the spiritual realm; the reality of your new life in Christ