You are responsible for your life. It doesn't matter what your Mama did. It doesn't matter what your Daddy didn't do. You are responsible for your life.
To regard one's immortality as an exchange of matter is as strange as predicting the future of a violin case once the expensive violin it held has broken and lost its worth.
For every one billion particles of antimatter there were one billion and one particles of matter. And when the mutual annihilation was complete, one billionth remained - and that's our present universe.