Stress-free weekend in Boston......not when the woman who owns the business next to yours is murdered.Isabella had planned a stress-free weekend at a small-business conference with her cousins. Instead of learning how to cross-promote her apothecary, she's got another murder to solve.But will the Boston Police Department let her?The obvious suspect is the victim's abusive husband......until he comes up with an iron-clad alibi.Even then, Isabella is convinced he's the culprit.But if he's guilty, why did he call Detective Palmer to help with the investigation?When a second person is murdered, with seemingly no connection to Caroline, her investigation grinds to a halt and the police decide the hotel has a budding serial killer on the loose.Can Isabella find the murderer's motive, and the murderer before the weekend is over and the hotel guests return home?