Leandro, an unemployed mason and his friend, Tocho, attempt to rob a tobacconist in the Vallecas district of Madrid, but Mrs. Justa, the tobacconist, impedes it alerting the neighbors who notify police. Inside the shop, the confrontation between the two friends and their 'hostages', the tobacconist and her niece Angeles, is relaxing, and a budding sympathy arises between them.
Paco, the teenage son of a Civil Guard commander in Basque Country, becomes addicted to heroin.
A chronicle of the life of Jaro, the leader of a juvenile delinquent gang, depicting his rise from street urchin to outlaw anti-hero on the way to his inevitable end.
