In the local theater, right during the performance, a murder occurred - the famous actor, a favorite of women, Roman Buchumov, died. In fact, it was his colleague, actor Valery Rudenko, who killed Roman; it was he who plunged the dagger into his heart. But the operatives investigating this case are looking for the attacker who planted a real weapon instead of a fake one. And soon it turns out: in the theater they saw a strange woman in a long black coat and a black hat with a veil covering her face...