Elliot and Beverly Mantle are twins who share everything: drugs, lovers, and an unapologetic desire to do whatever it takes — including pushing the boundaries on medical ethics — in an effort to challenge antiquated practices and bring women’s healthcare to the forefront.

Tiffany “Rex” Simpson has always dreamed of going to space, and her “doctored” application lands her in NASA’s ultra-competitive astronaut training program. In over her head, can this Florida girl rely on her quick wits, moxie and determination to get through training and into the cosmos before she blows her cover?