There are multiple sex scenes, a literal butt ton of nudity, and at least one Fidelio-meets-Martha Stewart sex party in the suburbs.
Cooper’s jealousy comes out in full force when he reads Billie’s journal and he eventually goes into the city to basically spy on Brad.
The camera actually lingers briefly on Brad’s private parts and then cuts to Cooper’s deflated expression.
Our only quibble with the nude scene? It’s kind of weird that it happens in a shower scene and not an actual sex scene.