Silent Witness S17E10 - Fraternity, Part Two

Jack's world is blown apart by the discovery of Hannah's dead body. Nikki uncovers the truth behind Jack and Ryan's strained relationship, but Jack's attempts to find evidence put his job at risk. While an angry Thomas wrestles with hiring forensic scientist Helen as Jack's permanent replacement, Dr Christy Nash fears for his marriage and business when DI Carter learns of his relationship with 15-year-old Katie. As Jack's suspicion of Ryan grows, his lone investigation puts him in grave danger and life will never be the same again.