Karma is...

(Complete the title without repeating others' paragraph comments.)

Although Anya did plan to go to the Matthews mansion to torture Gianna, she wasn't prepared to bring her son. She never wished to include her darling son in the adult's ugly world. 

However, Zane kept insisting he wanted to see his great-grandma. Alvin, who had sowed the seed in Zane's mind, agreed instantly.

She might break the bones disregarding the age if Matthews dared do something to Zane directly or use their maids. But will hurting them back undo what will happen to Zane? Hence she was worried about what Matthews had in their mind.

Alvin patiently assured her numerous times but her mother-heart wasn't resting at ease. She looked out when the Rolls Royce Phantom halted in front of the magnificent Matthews mansion that more or less looked like a palace that was modified to modern times.