The Virtual Bride

What is The Virtual Bride about (plot, summary)
Old Boy lived in captivity for 15 years and so did Rapunzel for 18 years in a castle.
Yet, the most frightening castle is Mother's Castle.
One day, some women are trying to invade this impregnable castle.
They are daughter-in-laws!
Will these brave daughter-in-laws survive in the mother's castle defeating this formidable enemy, mother-in-law?