My friend s grandmother is 90 years old since last 5 years she is of unsound mind. She has registered a will in the name of her son s kids .The son and his wife passed away before the will was written. Her elder son was named guardian, he also died last week. The grand mother s youngest daughter s is now harassing her by beating her and also has got her thumb impression on lot of stamp paper and green empty papers. She has mortgaged the property document. But Ec of the property shows nil... What should we do to protect her and the property from her younger daughter s family. She needs medical treatment.