Jan introduces you to the story of Imi Lichtenfeld, the legendary creator of a heralded self-defense training, Krav Maga, that has taught countless numbers to "walk in peace." He shares with you the astonishing moment when he stood with 8 men with hidden identities at his dear friend's graveside in tribute to her role in bringing Imi's teachings, together with her remarkable son, into their lives, helping them to protect and save thousands across the world. Yes, one can make a difference.