In the quaint fishing village of Sea Harbor, Massachusetts, the Seaside Knitters are always looking for a new project. Their latest is helping their friend Gracie Santos open the Lazy Lobster and Soup Café on Pelican Pier. But they get sidetracked when Gracie's aunt Sophia goes flying off the cliff in her red Ferrari-and it was no accident. As gossip builds, and rumors circulate, the Seaside Knitters must stitch together the clues if they're to understand a killer's strange pattern.