The fallout in a young chemistry teacher's life, after her one-night stand with a good-looking but dangerous ducker and diver. There is an instant, animalistic, spark of attraction before they become locked in a dance of mutual destruction. Only one can survive, but their actions will take a terrifying toll on all those around them. Written by BBC Two

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.

A routine raid led by Emer Berry, a detective in the Irish Criminal Assets Bureau, reveals that a small-time drug dealer has been receiving substantial funding from a seemingly untraceable source – not in cash, but in rough diamonds. When these diamonds are linked to a series of bombings in Belgium, Emer is forced to work with Police Commissioner Christian De Jong.