A tragic raid in Dublin links to murders in Spain setting CAB on the trail of a ruthless criminal

Claire questions Alice, who reacts angrily, Jon and Claire identify Adama and visit his student residence, only to find it trashed by O'Neill.

Romero tells Claire and Jon that Adama had been interviewing migrants for his thesis, and O'Neill is wounded while searching for the envelope.

Bruno is caught by the police at Sanihaz, the medical waste facility Olatz had visited. He claims his cousin Tomas was responsible for the people-smuggling and murders.

O'Neill is hospitalised due to exposure to medical waste. Police raid haulage company KYV, where O'Neill worked as a driver on Pearse's recommendation.

Tipped off, Pearse diverts the truck, but the police seize the drugs as they're unloaded. Niamh admits Tar Le used KYV to remove waste, but denies knowledge of the drug smuggling.