How about changing appearances? Compare (just works in 1:1 format) a before and after of a woman when she undergoes dermal fillers.

Example prompt:

"before and after of blonde British 40 yo woman in profile view with heavy eye bags, bad skin, tired and unhealthy in mcrflx style. Left image of woman before surgery with round puffy face, small lips and huge round eyes. Right image with woman after surgery with snatched face with straight jawline, huge inflated lips, fox eyes with PDO thread lift with pulled brows. The woman transforms from an unhealthy on the left to an attractive Kardashian type woman on the right"