Tom Hardy and Felicia have a somewhat torrid affair, much to the chargrin of Audry who wants Tom to reconcile with his estranged ex-wife.  Tom ends up dumping Felicia and leaving PC.  

Felicia gives her support to Robin, even though she knows Mac hates what Robin's boyfriend, Jason, does for a living.  She also intervanes by trying to get Mac to play nice to Jason.

Despite their rocky past, Lucy insists that Felicia's her best friend, and sure enough, the two become very close. The duo are great for one another, brighten up the screen with their crazy & funny antics.

Since V knows that Mac & Felicia are faking their engagement, she ends up getting involved with the wedding and encourages Felicia to tell Mac how she really feels about him.  Lucy doesn't understand why Felicia disn't more excited about her upcoming nuptials.

Discovering that Jax is the real target behind Tess and James' plot, Felicia and Mac agree to help Jax about by going along with the game until they can figure out how to catch the culprits.   Mac and Jax end their long held grudge and are now actually civil, almostly friendly to one another.

Surprising everyone, Mac and Felicia fill everyone in on their undercover work, the fact that they've been   pretending to getting married, and then surprise one another by admitting their real feelings.  A thrilled Felicia and Mac happily decide to actually marry for real.   Both are Robin's only remaining family.

After coming up with a silly idea to write a book on the slimy lifestyle of Courtland Street, Felicia's shocked to find out Alan's living across the hall.  It never occurs to the her that perhaps she's being set up by the mob in order to get to Mac, the city's police commish.

Waiting out a storm at Luke's Club, Felicia gets drunk with Luke and Tammy, and ends up winning Lucy's other shoe (which Luke had won during the Nurses' Ball). A displeased Mac arrives later and carries his tipsy wife home.

When Ned hires Felicia to write a biography of his grandmother Lila, Felicia discovers there's a mystery regarding Lila's engagement to Elliott and tells Luke about it. Luke, who's family life is in shambles, uses the distraction to avoid dealing with his crumbling marriage to Laura.