When Harry Lee volunteered to go undercover for the first time, he thinks that it is going to be the easiest assignment of his life. But four days in, his mind is changed somewhat, especially when he is discovered by Derek Long. Siren and Fred must fight to survive and rescue Harry before time runs for all of them.

Will Derek Long close his trap on the troublesome trio or will Siren, Fred and Harry overcome the dangers and pitfalls of being on the wrong side of one of the most notorious criminals the city has ever seen?