Former CIA and military agent undergoing rehab for trauma. Mistakenly identified as an investigator, he is injected with a dangerous drug and abducted, making his survival the central plot driver.
Dean is actively dating Amy, who is also the sister of his deceased friend Scott.
Dean and Scott were best friends who served together, with Scott's death in Bosnia causing Dean severe trauma.
Sullivan mistakenly believes Dean is the CIA agent investigating the EX robbery, leading to his abduction.
Agent Kennedy is part of the official investigation into the EX theft and Dean's disappearance.
Agent Gabriel works alongside Kennedy to track the thieves and locate the antidote.
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