It’s okay to feel lost right now. Many students go through this after 12th.
You had an interest in NDA, which means you have discipline and courage in you.
Even if you missed NDA, you can still join the defence later through CDS after graduation.
If you want a steady government job, SSC is a great option with strong career growth.
If you like technology and logical work, a B.Tech can open many career paths.
Take some time to understand what truly excites you: serving, studying, or solving.
You haven’t failed; you’re just finding your right direction. Your journey’s not over yet.