The crew of the USS Mazu investigate the source of the Quake that rocked the sector and end up in a deeper conflict.
The pursuit of Doctor Prescott grows more and more frustrating as their leads evaporate into dead ends at every turn. With few dangling threads the crew focuses on the source of the Quake, which leads them into the heart of Klingon space.
Little do they know, the shaky alliance between the Federation and the Klingon Empire seems even more stressed after the Quake. Will they find answers or even more questions? Will Captain Ral make a fatal mistake or a genius diplomatic move?