Taylor Swift's "Bad Blood" music video portrays a feud between Taylor and another female artist over something that was done. Throughout the video, Taylor and her allies, including Selena Gomez, prepare for battle against the other army. Various cinematography techniques like pans and slow motion are used to highlight the characters and build dramatic tension. The video references Taylor's real-life feud with Katy Perry and portrays the transformation of their relationship from close friends to enemies.