A novel in the Irish language (there is no English language translation in the text) for children 9 years and older. Cormac and Bridin are excited to be staying with Granny and Grandad again. They are looking forward to another historical adventure through the magic door. But, when they travel to Viking Dublin, there is danger in the air. Will they escape the peril? And what will they find out about the real lives of the Vikings? / Ta Cormac agus Bridin ar bis le stopadh ti Mhamo agus Daideo aris. Ta siad ag suil le heachtra spleodrach stairiuil eile trid an doras draiochta. Ach, nuair a thaistealaionn siad go Duibhlinn na Lochlannach, ta dainsear agus priacal san aer. An eireoidh leo teacht slan on chontuirt? Agus cad a gheobhaidh siad amach faoi fhiorshaol na Lochlannach?
