They met after being apart for most of her childhood, and they discovered they were both into each other. Yes, in that way. Also, they're engaged!

A stock photo silhouette that is nonetheless skeevy given the context of this article.

In an interview with New York Magazine's Science Of Us that's been grossing the Internet out for the past 36 hours, an 18-year-old woman from the Great Lakes region gave her account of what it's like to have a romantic—and sexual—relationship with her own biological father. Feel free to read the rest of this while peeking through your fingers if need be.

It's called Genetic Sexual Attraction (GSA). Heard of it? Or worse, felt it? If not, consider yourself blessed. According to NYMag, GSA was coined in the 80s by the founder of a support group for adopted children to describe "the intense romantic and sexual feelings that she observed" amongst adopted children reconnecting with their biological relatives.

Sources: New York Magazine