Opening Paragraph Rewrite

Seems likely that the opening paragraph will have to be rewritten several times. I am thinking I am more of a stream-of-consciousness type than a plan-it-out type. Can I just write from beginning to end and then go back and smooth out the transitions?

Here is my first offering:

With a metallic click, both silence and darkness joined forces and yanked Javed off of his artificial beach and out of his past. It was probably just imagined, but there seemed to be a bristling in the back of his consciousness and a prickling on the surface of his inner left forearm every time he subjected himself to those 12 minutes of metered ultraviolet radiation. It was as though a draining of life, a sapping of brilliancy was being inflicted on the pair of Chinese characters, the 26th hexagram of the I-Ching, adorning his flexor carpi radialis. He rubbed the inky spot while contemplating how to exit the tiny darkened room dominated by the Sun Up Gold state-of-the-art skin cancer bed undetected.