Saint Ange, re-released as House of Voices, follows the story of a young servant in the French Alps who is sent to the Saint Ange Orphanage to clean up the orphanage and work as a maid. She's pregnant, which she has not revealed to anyone, and she gets close to a young woman who is left behind in the orphanage due to her mental problems. The two of them begin to hear the voices and footsteps of invisible children, and Anna makes it her mission to figure out and share their secret.