As if burning its way through a golden halo, the deep vermilion orb throbs above a plain of palpitating ochre flecked with a sinister patch of blood-red froth.
A creeping camera angle, some dim lighting, a haunting soundtrack, and a startling gotcha moment: that's all it takes to have viewers sitting bolt upright, pulse racing and heart palpitating.
In other, less purple and palpitating words, the two dancers made viewers believe, by way of their "body language," that they were, oh, so in love with each other.