I. Ruby lost her virginity in July of this year, not long after she turned 28. Five days later, she knew, with deep certainty and not a little dread, that she was pregnant. Her nipples grew and darkened, she says; her abdomen tingled. The man she’d slept with refused to see her, and when he finally agreed to meet up, he insisted on buying the morning-after pill. She refused to take it, and they didn’t talk much after that. Soon after, Ruby started seeing doctors, one after another. A curious pattern quickly emerged: No one but her could see the fetus. Ruby spent the first few months of her pregnancy shuttling back and forth between her parents’ house in her hometown and New York, hoping to move to the city for good. She underwent at least two ultrasounds between July and October, one at Mount Sinai Hospital in New York and one at a facility in her hometown. (To protect her privacy, Jezebel is identifying Ruby by a pseudonym, and omitting some details that could potentially identify her.) Multiple blood and urine tests also came back negative for pregnancy. But Ruby knew something was there, and as her stomach started…