Explores the history, technology, people, stories and industry influence of this lesser-known personal computer. The film profiles important individuals involved in the creation of the computer, plus its life after cancellation, both as an entry-level Macintosh compatible and as a collectible. The work of Douglas Engelbart and his team, plus advances from the Xerox Palo Alto Research Center (PARC) with their Alto and Star workstations were the initial innovators of the Graphical User Interface (GUI), but the Apple Lisa stands as the clear foundation for what we all use today -- Macintosh -- Windows -- iOS -- Android.