Every Christmas, the Johnston whānau gather round the TV to watch the classic Rosie Gibson Christmas Special on VHS. But this year, Dad is hiding something from his kids Cass & Dani – that Mum isn’t coming home this Christmas. As Dad struggles with the secret, and Cass & Dani lash out when they learn the bad news, they all find solace in the joy of their Christmas traditions – and in each other.