Khalid left a written scroll around his study to let his family know that he was going for an expedition. He neither mentioned his companions nor his destination. The prince knew his family well.
In Case Rumi tells on Zamarad, his mother would do everything in her power to get her hands on her daughter. The only one who would possibly lead them to her was him. Or so they believed.
He was going on an important mission and didn't want to deal with his petty family. Hence it was only after he made it to the witches' valley that they realized he was already gone.
An true to his beliefs, Rumi didn't let him down. She told on her little sister just to get back at Khalid. She wanted him to see how serious she was. Yet the minute she let the secrets out of the bag, she regretted it.
