Dawan Owens

The guys are invited to a wedding of a mutual friend. Nick, fearful he will run into his ex-girlfriend Caroline (guest star Mary Elizabeth Ellis), asks Jess to be his date. Meanwhile, Winston takes his role as an usher very seriously and gets competitive on the dance floor with a young guest. Schmidt not only catches the eye of a beautiful woman (guest star Katie Cassidy), but also his “frenemy” Gretchen (guest star Natasha Lyonne) whom he sleeps with at every wedding reception.

When the BAU is called to negotiate a situation at a federal bank, one of their own becomes a hostage; Prentiss says goodbye.

The team -- Daniel Sousa in tow -- reunites with more than one familiar face at the S.H.I.E.L.D. hangout and discovers exactly how to dismantle the Chronicoms' latest plan; the Zephyr unexpectedly leaps forward again.

After blowing its cover and damaging the Zephyr in the process, the team must scramble to rescue Mack's parents, save S.H.I.E.L.D. from a chronicom infestation and fix the ship; Daisy and Sousa are at a disadvantage against Nathaniel Malick.