After living illegally in the UK for years, Bogdan finally joins James in a civil partnership. But when a family inheritance beckons Bogdan back to Croatia, their lives are thrown into turmoil. Particularly following a devastating medical diagnosis, meaning that they must temporarily separate during James' treatment.

Still grieving the loss of their dad and granddad Steve, James' newly remarried sister Emma and her daughters Holly and Sophie, step up to look after him during Bogdan's absence.

Until James is summoned as a witness in the longstanding fatal car crash trial involving his best friend Martin, his nieces' father. And as the truth that James was safeguarding until they were older threatens to come to light, can he navigate his life to safety, even when his most cherished bond is put into jeopardy?