Retail worker goes back in time with shotgun and confronts evil

In the year 2297 Las Vegas, the master thief and escape artist, Wanda 'Whispers' Jones has stolen a Crazy Weapon from the distant future (The year 4225/Envision City) and plans on using it in the past (The year 1974/ Colorado) to alter the timeline for her own gain. Two time cops (Sergeants Calloway and Quinn) along with Timeline Regulator, Spencer Cooper partner for the first time to go back to 1974, to retrieve the Crazy Weapon and Whispers Jones.