Stratagem by Robin Caroll
A High-Stakes Simulation Adventure Leaves Grayson Thibodeaux the Prime Suspect. . .for Murder Deep in the gritty underbelly of New Orleans, psychologist Grayson Thibodeaux loses everything when his wife leaves him to climb her company’s corporate ladder. He buries himself in his job of creating mind-bending adventure games for businesses as team-building explorations. When his ex-wife’s company hires Grayson’s to create an elaborate game, he doesn’t see how things can get worse. Until she dies during the course of the game he created…making him the prime suspect for murder.