"The light had been switched off, and a comfortable feeling of warmth and heaviness marked the onset of sleep. But suddenly a slurping sound startled the sleeper. Everything seemed completely normal – until he noticed the green liana which had grown from the pot plant and reached his body.

"Every movement became impossible, and every scream was smothered by the plant material that was growing around his mouth and throat. Thoughts raced through the mind: This wasn't a nightmare, the realit...