So, when does Marnie work in Stardew Valley? Marnie is a local shopkeeper who runs the Ranch with her sister, Shane. She's usually working at the Ranch, but her schedule can vary depending on the day and the season. You'll need to visit her at the right time if you want to buy or sell animals or just chat with her.
Marnie is just one of the many memorable characters in the game, and getting to know her and the other locals is a big part of the fun. You'll find yourself looking forward to special events and holidays, just to see how the characters react and what new storylines unfold.
Stardew Valley Guide: Marnie's Complete Schedule & Best Gifts - All For One