Some of Sin City's most hard-boiled citizens cross paths with a few of its more reviled inhabitants.

An ex-tennis pro carries out a plot to have his wife murdered after discovering she is having an affair, and assumes she will soon leave him for the other man anyway. When things go wrong, he improvises a new plan—to frame her for murder instead.

Chic socialite Melanie Daniels enjoys a passing flirtation with an eligible attorney in a San Francisco pet shop and, on an impulse, follows him to his hometown bearing a gift of lovebirds. But upon her arrival, the bird population runs amok. Suddenly, the townsfolk face a massive avian onslaught, with the feathered fiends inexplicably...

A radio astronomer receives the first extraterrestrial radio signal ever picked up on Earth. As the world powers scramble to decipher the message and decide upon a course of action, she must make some difficult decisions between her beliefs, the truth, and reality.

The discovery of a severed human ear found in a field leads a young man on an investigation related to a beautiful, mysterious nightclub singer and a group of criminals who have kidnapped her child.