"Miracle Agency" employees are in the thick of things again. Yegor comes up with a "mind reset" scenario for Aya, Danila goes to the Ural mountains to solve the mystery of his birth, Agata goes on her last journey and finds herself at the Day of the Dead, the millionaire Sergei becomes poor, and Aya meets Mr. Thursday in his castle. What secrets does Aya's past keep? What did Yegor learn about the murder of Dina Kaigorodskaya? How exactly and for what purpose did Thursday select the employees for his strange agency? And, most importantly, who is hiding behind his mask?