Murder on the Dark Web Inspector Sheehan and his team are pulled into a gritty underground cyber world they'd barely heard about. As the investigation gradually finds some direction, the psychopath's blogs begin to fill with dire threats against the team — and Sheehan's wife.

Murder of a Runaway Sheehan and his Serious Crime Unit are faced with their most harrowing case when they discover the body of a young women in the garden of an upmarket residence. Confronted with violent Chinese racketeers, brutal human traffickers, and a fiendishly clever killer called The Shadow, it's not long before they realize who the next victims are.

Conduit to Murder Sheehan is tasked with a seemingly ordinary murder — until he discovers two keys hidden in an ornamental walking stick and quickly becomes a target. He risks everything to protect the keys, but when his wife Margaret is kidnapped, events start looking less like coincidence and Sheehan is faced with the fact a mole has been influencing the investigation.