Anfisa Korzhikova loves her grandmother Marfa Vasilievna more than anything in the world, the pharmacy where she works, and detective puzzles ... She just spit to guess who stole the money from the manager, or where the documents disappeared from her desk. But Anfisa always dreamed of unraveling the real crime. And then she turned up two at once ... Someone systematically poisons Ilya Reshetnikov, the owner of a transport office located next to the pharmacy. The second case is clearly more difficult. They killed Marfa Vasilievna's dacha neighbor. Granddaughter and grandmother's gardener Yura Latyshev are conducting an investigation, during which Anfisa realizes that ... she has fallen in love with Yura. You need to urgently pull yourself together and think only about business. Or rather, two at once. And which of the crimes is cooler, it will be clear only at the end ...