Chekhov's Frank & the Rule of Three

If you follow me on Twitter, you know I'm a fan of the new Fox show, Human Target staring Mark Valley, Chi McBride, and Jack Earle Haley. The show's premise:

The series follows the life of Christopher Chance (Mark Valley), a unique private contractor, bodyguard and security expert hired to protect his clients. Rather than taking on the target's identity himself (as in the comic book version), he protects his clients by completely integrating himself into their lives, to become the human...