Jenny Wren, a wren from the nursery rhyme Who Killed Cock Robin. She is one of Cindys animal spy and is adept at seeming like a mundy wren. She hopes to find those who murdered her lost love Robin Redbreast when the homeland during the Emperor’s invasion and take revenge.
When Cinderella took on a mission for Fabletown to discover the source of many black market magical items, she knew that she would need assets. Going to Frau Totenkinder for a favor, she had the witch create a charm bracelet with three charms that would summon three different animal Fables to help her if she needed them: Jenny Wren, Dickory, and Puss-in-Boots. In addition to the charm, Cinderella asked Frau Totenkinder to put a spell on Jenny that would allow Cinderella to see events through her eyes.
After a near-fatal attack on Cinderella and Aladdin at a party, Cinderella summons Jenny to follow a disguised Safiya to where she was hiding, believing the Arabian Fable to be linked with the black market magic items.