Set during the Philippine-American war, Heneral Luna follows the life of one of Philippine History's most brilliant soldier, General Antonio Luna, as he tries to lead his countrymen against colonial masters new and old, and to rise above their own raging disputes to fulfill the promise of the Philippine Revolution.

Catastrophic war, destroyed ecosystem, brink of extinction. War for the most valuable treasure of the time: water.

The film begins with his capture by Philippine and US forces under Frederick Funston's command in 1901, then flashes back to 1886, when an old woman gives Aguinaldo and his childhood friend Candido Tirona cryptic prophecies. Ten years later, Aguinaldo is inducted into the Katipunan and later assumes leadership of its Cavite chapter while becoming mayor of Cavite El Viejo. When the trouble breaks out in Manila in late August 1896, Aguinaldo tries to assure the Spanish provincial government of non-interference and covertly marshals his forces despite a lack of weapons. Learning that the Spanish mostly put their forces in Manila, Aguinaldo finally mobilizes his troops and take the command of the Katipunan forces in Cavite

With this film (the second war trilogy set during the Filipino-American war in the early 1900s), the revolution marches on against the Americans after the bloody death of General Antonio Luna. The conflicted philosophies behind the heroic struggle continue and become personified in the colorful character of General Gregorio "Goyo" del Pilar.

Living behind the shadow of her mother, Kristin falls in love with Shane, an aspiring musician, whom she soon discovers to have something innately in common with her.