James is a running his finance business from the ward, Ivy is running from the screaming baby she can't bond with and when a song gets stuck in Nik's head, it triggers deeply buried memories he doesn't understand.

Raff's Loyalty to Genevieve is seriously tested when her sexual desire runs rampant. Kareena's attraction to Nik is reawakened. And Nik inadvertently injures Tessa when he steps in to protect Linda

As Nik searches for the ring that once belonged to his mother, memories of a catastrophic flood in India invade his consciousness, and we discover this is the ring he once used to propose to Kareena.

Kareena suggests that distressing phenomenon Nik's experiencing - that he's observing himself from outside of his own body - could be related to trauma from his past and we learn the person who died was a family member.

James suffers a catastrophic loss of identity, Tessa discovers her mother has disposed of all her belongings, and when Nik's mother comes to stay, memories of his baby brother plague him.

In the lead up to Renuka's wedding, Nik realises the details around his brother's death don't add up and while he continues to care for his patients, his grip on his own sanity is slipping.

Ejected from his sister's wedding, rapidly unravelling, Nik returns to Wakefield where his obsession over a missing puzzle piece culminates in his total recall of the horrifying truth of his past.