A moody, provocative adventure set in a dystopic future, "Ghost" defined cyberpunk, spawned a string of sequels and TV series, and influenced films on both sides of the Pacific. Last year, protests erupted when Paramount announced a live-action remake starring Scarlett Johansson as the crime-fighting cyborg, Maj. An agent for Public Security Section 9 who suggests a cross between a Playboy centerfold and the Terminator, Maj. Kusanagi battles the hacker known only as "The Puppet Master." But her real quest is of self-discovery: Does her "Ghost," her essential being, reside in the organic brain within her largely prosthetic body or is it part of the Web?