Psii wasn't sure where urge to laugh came from. Was surely partly misdirected relief and overflow of stress that had nowhere to go now that shadow was gone. But was also at way Amaterasu's disapproval of her because she didn't like her cakes made perfect sense.

Thank you for help. Resonance felt especially warm, and Psii began to feel back to normal. Was potential problem, though.

Should be looking for your double?