Tara Moore feels like the luckiest girl in the world. She's finally found the man of her dreams, and after the fairytale wedding, she's leaving Dublin to start a new life in Australia.

Until Avril Ryan's body is discovered in a house that Tara lived in three years ago.

Tara doesn't know Avril, so why was she the last person Avril called? How has she become the number one suspect?

But what the police don't know is that Tara's past conceals her own dark secrets. And as the detectives start digging and old friendships come to light, Tara begins to wonder who she can trust.

Will her dream wedding day be her last?