Content from New Regency

A brilliant math student is on the verge of a major breakthrough when a shadowy enemy tries to stop him. Fighting for answers—and his life—he teams up with a government agent to unravel a high-stakes conspiracy.

Following the death of her son in a hit and run, all Frances Cairnes wants is to hunt down and kill the man she believes is responsible. When she finally tracks him down, she tricks her way into his house and plots his murder from within.