Despite trying to, the princess couldn't read Rex's mind.
It was masked underneath the facade of chilling anger, and there was no guarantee that the civilized manner was the route he would take to handle this. Judging from the approach Rex took to kill Dorlus, there was a big chance that he would take the rough route.
Since he spends little to no energy killing Dorlus, Rex is basically still ready to go again.
With his pack members in shambles, he lacked no motivation to attack.
Alerted, the princess saw Rex was about to take a step.
But the speed he exerted surprised the princess as the moment the heel of Rex's foot hit the ground, his body blurred and his crimson eyes reappeared inches away from her face. It was a move that completely caught the princess off-guard.
'He's only a lunar clone, yet he's this strong?' She gasped at the power of the new prince.
Making direct eye contact, Rex then said, "I'm talking to you, Iseldra..."