Officially they see sex as fixed but socially secondary to gender, which they see as a costume you wear in society. In their worldview orientation is based on these costumes, and not biological sex.

Unofficially they don't believe in bodies at all, they think we're all some kind of divine consciousness piloting meat machines, a homunculus living in our skulls, pulling levers, pushing buttons, and monitoring our biometrics. The goal of life is pleasure and appeasing the homunculus.