The MPU is on the case when a young boy claims his father was abducted by aliens as they were stargazing at a remote campsite. Jason and Nikki enlist Mike's help in getting access to Braun's computer files. Kemi and Helen partner up and venture out into the field.

When Wayne goes missing on the day of Nikki & Mike's wedding, the joyous festivities are put on hold as Jason and the MPU race to locate her and finally bring down Inspector Braun and his connection to the car bombing murders.