The book covers the journey of Avul Pakir Jainulabdeen Abdul Kalam starting from a financially constrained background in a South Indian city to becoming a beloved scientist. He had not yet become the President of India when this book was written.

He highlights the contribution of his relatives, teachers and mentors in helping him through the difficulties in life and showing him the path on which he walked to achieve greatness.

He talks about his education, his time in ISRO, then with the Defence missile projects.