In her eyes did the pupils had their own troubles as they didn't wanted  to make the switch over to their alternative red coloring before him. But if Spike would have looked closely upon them and deeply in them, it was visible that some parts were crimson red. It looked like the veins behind the iris had set up or even broken, but it was in fact the alternative coloring of her beautiful eyes. Eyes that continued to look enraged towards him while a deep and powerful huff was made by her.