When a man plummets from a high-rise building, the Lyell team cross paths with the NCA and a notorious mafia group, pushing Nikki to make a tough decision.

Abigail Climer, Issy Knopfler, Karishma Navekar, Kuni Tomita, Matteo Carlomagno, Orion Lewis, Pearl Jarrett, Sophia Myles, Tristan Ruggeri, Will Willoughby