Narel calls a plumber to fix the outdoor bathroom behind her chocolate shop, she never expects her best friend Lettie will stumble upon his dead body. The initial suspect? A deadly redback spider. But when tests reveal the bite was a red herring, the real mystery begins to unfold. Soon the police are stirring up trouble, uncovering a bitter exchange of emails between Lettie and the victim. As Narel digs deeper, she discovers the plumber left a trail of sour customers—and none of them had anything sweet to say about his work. But when Narel uncovers a secret Lettie has been keeping tightly wrapped, everything changes. With her best friend now the prime suspect, can Narel solve this murder before the situation becomes too sticky?