In a fit of anger, anxious to wash off whatever might be rash, this is what she does to a perfectly normal and reasonably new cake of soap.
There was other soap once, actually two small pieces stuck together. A friend called her into the bathroom to see how the two pieces, untouched by her, had formed a perfect heart. It was the week before her anniversary, two years ago now. Maybe three. She set the soap dish against the black background of her desk, and took a picture then, too.
The heart is a muscle.