that her husband Mack Ó Riain is unwittingly the biological father of Katy’s child, occurring from a one-night stand that happened prior to their marriage. Dee takes desperate measures to hide the truth from Mack including becoming pregnant herself and undermining Katy's sanity, with the storyline intended to highlight the effects of gaslighting upon its victims. When Mack becomes furious over Dee's deceit, she spites him by abducting their daughter and flees the country for over a year before returning to make amends. Burdened with guilt for her responsibility in Francis's accidental death, Mo confesses her complicity to Tadhg and quietly departs Ros na Rún, leaving Mo's husband Colm to cover her absence. Despite their age gap, Berni begins a relationship with Evan's former teammate Briain McDonagh that ends over his manipulations and a sexual assault resulting in Berni’s pregnancy and Briain's continued harassment over the parentage of the child, which she divulges to a furious Andy. When Briain fails at his attempt to smother Andy in the hospital during a cancer treatment, Andy retaliates by kidnapping Briain and coercing him into recording a false confession for Francis's murder. Na Rúin On 13 September 2011, TG4 launched a ten-part online spinoff series, titled Na Rúin (The Secrets). The miniseries took on the theme of mystery, when 16-year-old Ciara goes missing. Lorcán finds himself in the frame for her murder, despite his protests of his innocence. The viewer had to read the blogs of Rachel, her roommate and Lorcán, as well as watch video diaries detailing the thoughts of each character about the disappearance to solve the mystery. Satire In 2005, John Finn, Kathryn Morris and Jeremy Ratchford from Cold Case appeared in a satirical promo for both Cold Case and Ros na Rún for TG4. The commercial won a gold medal in the "Best Drama Promos" category of the 2007 Sharks International Advertising Awards Festival of Ireland (Sharks Awards). The promotion features both John Finn and Kathryn Morris in character interrogating a murder suspect from TG4 soap Ros na Rún played by Peadar Cox who refuses to speak in English, both detectives then begin talking in Irish much to the surprise of Jeremy Ratchford's character, the promo tied in with a murder investigation in Ros na Rún. TG4 also ran a similar promo for Nip/Tuck, where Séamus is seen cycling through the country side supporting a brand new pair of