Agatha Christie: Murder at the Vicarage

Nobody liked Colonel Protheroe. So when he's found dead in the vicarage study, there's no absence of suspects in the seemingly peaceful village of St Mary Mead. In fact, Jane Marple can think of at least seven. As gossip abounds in the parlours and kitchens of the parish, everyone becomes an amateur detective. The police dismiss her as a prying busybody, but only the ingenious Miss Marple can uncover the truth . . . Never underestimate Miss Marple. Ko'proq ko'rish

304 pages. At 20 pages a day, you'll finish it in about 16 days.