Pyramus and Thisbe are a couple of young Babylonians in love. Unfortunately, their families totally hate each other. The star-crossed lovers whisper sweet nothings through a crack in the wall that separates their houses, until they eventually can't take it anymore and decide to elope
Animal testing for new medical treatments would most likely be the best topic to write about because it will matter to a larger audience and will have many resources for research. You should have no trouble coming up with plenty of content to write about with this topic.