Wren is one of the Black Ravens along with Crow, Socket, Tweeds, Badger, Scraps, Louis, Nabby and Marilyn. She gives Professor Layton and Luke Triton a lot of puzzles along with Socket. They are never seen apart throughout the game. She and the other Black Raven's help out Professor Layton in the final challenge to defeat the Specter.
Wren wears a khaki coat with an orange sweater underneath and blue trousers.
"The adorable, pig tailed Wren is said to be the brains behind the Black Ravens. Able to plan strategies quickly and efficiently, she is a highly valued member even by Crow."