Hello Friend, Good that you are seeking a help here. Pursuing a dream against the social and family pressures is always a tough task and Looks like a you are caught in between this tangle. Don't be conclusive . A lot can be solved if you handle the suitation better. Sometimes its better to ask for help if you are exhausted with your own options.
Take a professional counselling help to discuss your problem. I am sure you will be able to explore a suitable answer to convenice your parents about your decision.
Next Steps
Consult a psychologists directly or online. Feel free to reach out to me online through Practo app for further detailed evaluation and recommendation.