Jannet knew that her son had killed and had seen her son disappear and reappear behind Angela, so any doubt that she had in her mind about the existence of cultivation had all disappeared.
With that in mind and with her having just been tricked and kidnapped, her mind and mentality instantly changed to one that was cold. It was one that was untrusting and knew that there was more to the world than money and fame.
True Power.
Something that she previously thought wouldn't be something that she would want or would attract her, but it is said that any human that had seen or heard of cultivation, and was capable of cultivating, would attempt to pursue in any way.
However, she didn't want to ask Adam about it and at that moment, all she wanted to see was the man that tricked and kidnapped her die a painful death.