Look up tattoo regret. It’s common and will pass. Removal is painful, expensive, takes a long time and your skin will never look the way it did before the tattoo. Anyone who says different is full of shit and trying to sell you something.
Update on this - the gnarly section did heal pretty poorly, but nothing that we can't touch up. One more session left, which will include fixing the damage done to her gun section. I love how this is turning out