This is discriminated against because it breaks a social norm. Two men together is not what we have seen in decades before us, it is the unknown so it is thought of as wrong. But so was bi-racial coupling before it became the "norm.
22 Photographs Of Vintage Couples Guaranteed To Melt Your Heart
The "Glee" Season 4 premiere reunited Rachel (Lea Michele) and Kurt (Chris Colfer) in New York City, but it came at the expense of separating Kurt and Blaine (Darren Criss). Criss and Michele tell about what that means for Kurt's relationships.