Mae person gyda gwn wedi ffeindio'i ffordd mewn i'r Ysgol Gyfun leol, yn chwilio am ferch Rick, Mati. Rick, visibly shaken by the day's events, turns to Ffion, rekindling an old flame.
A person with a gun has found their way into the local Comprehensive School, looking for Rick's daughter Mati. Rick, visibly shaken by the day's events, turns to Ffion, rekindling an old flame.
Utredningen fokuserar på att bygga fallet mot den huvudmisstänkte, men allt tar en chockerande vändning när en beväpnad man dyker upp i skolan. En ny koppling till det gamla fallet upptäcks.
