"Five Hundred Dollars; or, The Mystery of Jacob Marlowe" is an exciting story by the famous American writer Horatio Alger Jr. This book tells about the adventures of a young boy named Jacob Marlowe, who lives in the Simple City. He receives five hundred dollars as an inheritance from a distant relative and realizes that this money can change his life forever. However, along with this inheritance, he learns about the secret of his past, which will be a great test for him and will open a completely different side of the world for him. Full of adventures, plot twists and unexpected changes, this book will capture the reader from the first pages and amaze with the depth of the content."