Operation Innocent Inmate

This is a novel of child detectives for young readers. The teenage heroes of this book Vijay, Arhan, Balwant, and Miss Marple, and their parents, Colonel Vinod alias Colonel Faridi, Captain Hameed, Colonel Ranjit, and Agatha will be part of a series Fab Four. This is the second novel of the series. In this series, these heroes will encounter an assignment and solve the task. To solve the case, they will undoubtedly face life risks.
The plot revolves around an inmate who was convicted of murder by the court. Our heroes not only prove him innocent but rather expose the conspiracy to get the culprits arrested.