David and Brennan target Gough as the potential killer and Lisa tries to connect him to the kidnappings; Gill threatens to blackmail David if he continues his investigation of Gough; Lisa receives ...

About The Vanishing Triangle, how to watch, cast and FAQs. Lisa's article is leaked, criticising the Gardaí for not acting on Amy's disappearance. David and Detective Brennan chase a lead, Mark ...

The investigation is halted; David confronts Gardaí's top officials to expose Gill and Gough, but he finds no support; Lisa and Brennan follow a lead on the killer, investigating an abandoned ...