Simmy Brown has a lot on her mind. Not just keeping her florist business afloat, her father’s failing health, the challenge of developing a long-term relationship with Christopher, but also the approach of Mother’s Day, a busy and painful day for her. But in taking an order for a retirement party in Staveley, she is pulled into her most challenging investigation yet. When a daughter starts accusing her own mother of murder, Simmy, Ben and Bonnie find themselves taking different sides of the investigation. With her relationships under strain, Simmy has to learn to leave her own concerns behind to discover just who the killer is.