dig a little deeper

Beneath the microlens, a miasma infects, a war goes on. The cells look much the same but for their colour - the blighted cells do move more slowly, however, and on closer inspection seem to stick to one another. But upon encountering a healthy cell - oh, but then the takeover begins. It is a slow process, but as the healthier cells grow fewer and fewer, the end result is inevitable. Total darkness.