If you can understand how challenging It can be for a kid to learn that they are adopted and that their parents aren't their real parents, you might be able to understand how challenging it can be for a parent to learn that their child is not their real child.
The father of this Reddit story recently discovered that his 18-year-old son is not actually his son and that his wife cheated on him 20 years ago. Not only that, his son has known about his biological dad's real identity for months, and decided to keep that information a secret. Now the father feels extremely betrayed and decides to cut both his wife and son from his will, but feels bad about deserting the child he was so sure was his own.
Scroll down to read the full story. After you are done reading, click here for a mood-lifting collection of funny Friends memes.