It's been two years since Maddie discovered the truth of her origins. No longer living the 'comfortable life' she has become a valued member of the Intergalactic Security Commission surpassing all expectations. Life isn't easy as the ISC struggles under new leadership. Adding to the adjustment, the new leadership uncovers details that shake Mack and Maddie to their core.

Amid the chaos of what has become, Mack, Maddie and their team are sent off world on a mission that eventually fails, as they narrowly escape with their lives. En route to home their most trusted ally, the Isgurd, delivers more bad news. The team is left with the knowledge that the ISC never existed and the option to repair damage done by the time altering Synth.

Returning to 1965 is the easiest decision they face.