Before marrying Derek, Norah conducted an investigation into his character. She discovered his devotion to his elders at home and his decisive nature in company. Through this process, she gradually developed feelings for him. Aware of his vegetative state, she chose to marry him without any hesitation. Her intention wasn't to gain anything but to provide him with excellent care. She was willing to commit to their relationship if things went smoothly.
But the world was unpredictable, and those fantasies were ultimately delusions.
“I won't judge your bond with Riss. It's your call. My priority is your well-being," Norah emphasized to Alice.