In The Secret Ruby, Rose Muddle and her friend Rui Singh travel to India to return a precious ruby to its rightful owner. But their mission becomes perilous when they realize they’re being followed by a sinister stranger who covets the gem. As they race across Jaipur, dark secrets and a chilling curse begin to unravel. With danger lurking, Rose and Rui must solve the mystery behind the ruby before malevolent forces close in.