"The Missing Comrade: A Mysterious Story for Girls" is an exciting detective novel by the famous American author Ethel Cook Eliot. In this book, the secrets, intrigues and adventures that connect the girls and their missing friend are revealed. Readers, together with the heroines, will unravel the complicated plot and find out its reason. A story that emphasizes the importance of friendship, mutual aid and loyalty, it is sure to enchant both young and old lovers of desperate adventures.