Body Swap Logic Puzzle Walkthrough

Monica & Dana switched brains, as they're both in the corners, but not on the same row or column

Oliver & Liam switched brains, as Oliver is the only person Liam can see of the same sex not in his row or column

Pat & Kevin switched brains, for the same reason as above

Hubert & Nathan switched brains, for the same reason again

Beth & Izzy swap bodies, as Izzy is the only remaining female not in Beth's row or column

Chrissy & Francine swap bodies, as they're the only remaining females

Jake & Elliot swap bodies, as they're the only remaining pair