Brilliance can be deadly....

When Detective Cormac Reilly's girlfriend, Emma, stumbles across the victim of a hit-and-run early one morning, he is first on the scene of a murder that would otherwise never have been assigned to him.

The dead girl is carrying an ID, that of Carline Darcy, heir apparent to Darcy Therapeutics, Ireland's most successful pharmaceutical company. Darcy Therapeutics has a finger in every pie, from sponsoring university research facilities to funding political parties to philanthropy - it has funded Emma's own groundbreaking research. The investigation into Carline's death promises to be high profile and high pressure.

As Cormac investigates, evidence mounts that the death is linked to a Darcy laboratory and, increasingly, to Emma herself. Cormac is sure she couldn't be involved, but how well does he really know her? After all, this isn't the first time Emma's been accused of murder....