A famous rock musician drowned in the fountain of a city park, an authoritative collector died in his own bathtub, and one of the visitors choked in the decorative pond of a fashionable restaurant. Nobody believes in a tragic accident, because the circumstances of the death of each of the victims are quite strange. For investigators, in the future, these are three obvious “grouse”. But for the brilliant analyst Sylvester Bessonov, this is an opportunity to once again demonstrate the unique talent of a private detective. The criminal plan is sophisticated and insidious, and the threads of the investigation lead far, to South America. At the same time, the fearless Sylvester and his faithful assistant Maya have to engage in combat not only with completely material villains, but also with ancient spirits of evil. But this whole story began very, very sweetly - one young successful businessman bought a chocolate factory...