An alternate world out there. Women have no rights and are treated as objects or animals. There have been attempted revolutions in history but none have succeeded and this is one of the few universal truths of humanity in this world. You could and likely many times will buy, sell, or trade women like furniture, and like furniture could even find them on street edges to just be picked up by anyone willing.

Sexuality is also much more prominent in society. Nudity, sex, anything of that sort. This does go to varying degrees and sometimes rather specific ways depending on the specific society but all are more sexually free than our world. This can cause interesting results especially with it's effects on local religions and such.

Science and technology is also much better. Vehicles are safer and faster and more green. Energy is produced in ways far safer for the environment. And medicine has improved so much that most illnesses are treatable and life is easier for many. While that is nice the medicinal side also has other possibilities. Surgeries are more advanced, survivable, and extreme than ever. People can get many of their desires achieved for body modification, and many women are put through surgical centers to have changes-sometimes minor like a boob job or liposuction or sometimes more major such as a full body make over.

There are many routes you can take as you step into this world. Where is your character from? Their position in the family? Many other things likely. Let's start with a simple thing, who do you want to start as?