High in the pine forests of the Spanish Sierra, a guerrilla band prepares to blow up a vital bridge.
And there he discovers Maria, a young woman who has escaped from Franco\'s rebels....
There, in the mountains, he finds the dangers and the intense comradeship of war.
Robert Jordan, a young American volunteer, has been sent to handle the dynamiting.
High in the pine forests of the Spanish Sierra, a guerrilla band prepares to blow up a vital bridge