Rewinding time to the time when Amabel grandly left the private room after giving everyone a shock. Amabel felt great and free once she had let that out of her chest.
For a moment, she thought to herself on her way to the party. If the classmates behave well, then she would do her best to stay longer at the party, but if not, then she would leave.
Six months and more, being away from them, made whatever feelings she had for them to dissipate. Even if they were to lose contact, she wouldn't feel sad at all. That's why, when she was provoked and angered, she didn't hesitate but dealt with the troublemakers. And at the end, warned everyone that she wasn't someone to be messed with.
