As the break continues, Faith — the most morally conflicted — becomes disturbed by the escalating violence and returns home. The remaining three girls embrace Alien’s world, joining him in a turf war against his rival, . After a shocking motel shootout where Alien is killed, Candy, Brit, and Cotty decide to finish the job themselves: they put on pink ski masks, storm Big Arch’s mansion, execute him and his crew, and escape with the money. The film ends with them laughing maniacally on a beach, having fully transformed into criminal anti-heroes.
It sounds like you’re asking about the story of the 2012 film — specifically in relation to the search term "spring breakers swesub online" (which refers to watching the movie online with Swedish subtitles).
Here’s a concise summary of the film’s plot:
Once in St. Petersburg, they party hard but are soon arrested during a drug-and-alcohol-fueled night. In jail, they’re bailed out by , a cornrowed, grill-wearing local rapper and small-time gangster. Alien introduces them to a world of strip clubs, pool parties, drugs, and guns. The girls are seduced by his hedonistic lifestyle.