Lior, son of Batsheva and Menahem Aderet, was born in Tel Aviv in 1969. At the beginning of November 1987, Lior was drafted into the IDF. After basic training he was assigned to the IAF as a disciplinary officer. On May 15, 1990, Lior fell during his service and was brought to eternal rest in the military cemetery in Holon, leaving behind his parents and sister Odelia.