When Tara discovers her fiancé and fellow solicitor Eric has been cheating with a colleague, she leaves him and their prestigious law firm to set up her own practice specializing in family and divorce law. Working alongside her new team, including mentor and friend Vincent and tech guru and private detective Meg, Tara's cases will put her in direct conflict with influential families and the legal and political establishment as well as challenging her own personal morals.

Cat Hogan returns to West Meath upon her mother's sudden death - she has an accident at home and died (or was it an accident?). Blood is about old secrets, older betrayals, mind games and the lies family tell each other.