Night Swim

What better way to relax after a hectic day in the office than a long and cool night swim under the stars? Immersed in the aqueous element like a fetus inside the mother's womb, the unsuspecting Eve enjoys the water in the privacy of her house; however, she is not alone. Apart from Margot, her cat, an intangible menace in the form of a shadowy night watcher observes from afar--invisible like the midnight breeze, yet very real. Is Eve in danger? Is this her last dive?