Isabelle is a nearsighted bright yellow dog, she works at Nook Inc. as she now takes over the daily broadcast from Tom Nook, at a town hall named "Resident Services". She is also the older twin sister of Digby. Isabelle is friendly, polite, hardworking, and eager to help the mayor in any tasks she can assist with. She is keen to make the town a better place to live in by encouraging the mayor to do tasks and Public Works Projects throughout the town. 