The "much too confusing to explain" plot revolves around brothers -- so let's get to the sex.
The only high points are Whitney Wonders' mammaries! The scene where she gets her bush explored is sizzling. Also look for a spirited two-on-a-dildo lez session.
There's an abundance of Australian footage, which would be great if this were a travelogue. If the series has done well for you in the past, then consider stocking in moderate amounts.