When a goddess of war reincarnates in the body of a young girl, street orphan Seiya discovers that he is destined to protect her and save the world. But only if he can face his own past and become a Knight of the Zodiac.

Between 1968 and 1983, a San Francisco cartoonist becomes an amateur detective obsessed with tracking down the Zodiac Killer, an unidentified individual who terrorizes Northern California with a killing spree.

When a mysterious planet crosses the sun, global catastrophes are unleashed. A rogue scientist is the key to deciphering the symbols and humanity's only chance at survival.

Over 40 years since the infamous Zodiac killer terrorised inhabitants of San Francisco and surrounds, three people stumble across homemade films of some of his murders. They then set out to track him down.