I see a lot of promise in you. Getting admission in to a law school is difficult which you have done. Can you try to see a different therapist and a psychiatrist.
Please go thru referrals. Ask your General practioner to recommend one.
Or please check with someone in this group.

I think you are lacking concentration. Can you first try to try read story books, nonfiction books and fiction books to see whether you are able to grasp it first.
Join a public library.Select books from bestseller.

Join a gym and exercise.

Watch good/inspirational movies and see if you are able to concentrate.

Even though you might not be interested try to force yourself to do it.

Do you speak with your relatives. If not start with speaking with them.

There might be groups in your area which meet face to face for people suffering
From depression. Join those groups first.you can get to know some good psychiatrists from them also.

I am 43 and I messed up my life And I am disabled for life because
Of my illness. You work hard and I am sure you will succeed.

Please go through some motivational quotes like from Hellen Keller etc.

Are you getting good sleep.

Do you believe in a higher power. If yes try to develop stronger
Faith.

Also try to meditate which will improve your concentration.