He is a villain by the devil's law He is a killer just for fun, fun, fun, fun That man's a snitch and unpredictable He's got no conscience, he got none, none, none, none Oh-ooooo I know-ooooo, should've let go, but no 'Cause he is a bad boy with a tainted heart And even I know this ain't smart -Britney Spears, Criminal

Harry Styles and Ariana Grande have fallen in love but the story involves a murder and love triangle.