When the apocalypse comes, it doesn't matter what your abilities are, as long as the zombies have no appetite for you, that's fine.
A sick heroine became the mother of a zombie and was dragged on a journey to find her father by a group of zombies.
After a sick male protagonist created zombies, he took the pathogen seriously to the corpse-killing brigade, but was dragged out by his son to find his 'wife'.
The heroine's nerves are not very normal, and she is not very clean. She has had relationships with people other than the hero, and she has children. If you don't like it, don't come in.