Shock. She was in shock. As soon as his last breath left it was like her mind had shut down. He was dead. Shippo was dead. Naraku had killed her son. Rage. It started bubbling softly in the pit of her stomach. Sorrow. It was filling her heart, drowning it in despair. Confusion. He was just a child. He wasn't a threat, so...Understanding.
"Do you feel that, little miko? Do you feel the hatred rising up in you? Threatening to devour your very being, your very soul?"