Here is a hotline if you feel like you need to talk to someone immediately.
1-800-273-8255
Your parents may be upset that you failed a class, but they would never, ever want you to hurt yourself. When you tell them about the class, please also tell them how you are feeling right now.
There is a major that is the right fit for you. One day you will be able to look back at his moment and see how it led you to your career.