An engaged couple discovers the corpse of a woman killed by strangulation in the Santo Amaro dam. Inspector Castro and his assistant, Pedro, start the investigation, collecting testimonies, and find a phone number with the name Conceição in the victim's pocket.

Jewel thieves attempt to recover treasure from piranha infested waters. Mistrust and betrayals happen amongst the gang in the quest for gold.

The small desert town of Black City is held in a reign of terror by a nasty gang of criminals lead by the ruthless Bud Willer. Earnest, but inexperienced Sheriff Jack Ronson arrives in town to establish law and order. Mysterious bounty hunter Django helps Ronson out.

Seven masked bandits, whose chief calls himself "Mormon", kidnap young Susy, cousin of the mayor of Clayton City, Frank Clonny. Frank accepts the $15,000 ransom requested by the bandits and thinks of a plan which will permit him, with the help of Benson, the sheriff, to free his cousin, recover the money and capture the outlaws. The plan, though, is destined to fail, because one of the mayor's men, Donovan, allows the bandits to escape the trap. Benson then decides to call in Sartana, who the Mormon immediately tries to eliminate with the help of four killers: Buffalo, who kills with a bullwhip; Martinez, an expert knife thrower; Sullivan, a giant of incredible strength and Silky, a sly and fast gunslinger.

A man is falsely charged with bank robbery, prompting his brother to break him out of prison. Together the pair set out to find the real culprits, and their search leads them to a gang of outlaws headed by a notorious gunfighter.

Django returns home to find out that his father has been killed, by local bandits, in a business deal gone wrong . He swears revenge and a mixture of lone gun men, gang members and bandits get involved with the search for a pouch of money, missing from the ill-fated deal.

Girl and her boyfriend are kidnapped. She develops a strange attraction to her kidnapper and the two get involved.

Sexy girl seduces all the members of her family. She indirectly causes the failure of his father's marriage, for her stepmother falls in love with her. Then, she has affairs with her father's stepson, and with the farm housekeeper. She and some friends are also raped by some bad guys. But they all celebrate the ruin of traditional family values.

Don Juan, the governor of a Mexican province, arrests Manuel, the fiancé of the beautiful heiress, Virginia. When Quintana frees Manuel, Don Juan kidnaps Virginia to force her hand in marriage. The ceremony is interrupted in a violent battle.

The destiny of four women - a beautiful model, an alcoholic, a middle-aged spinster and a famous model - is traced inside an advertising agency. They all look for true love and professional recognition, but get involved in turbulent relationships instead.