Nell returns from a 10 month reassingment with the CIA to assist the team with a case that intersects with her time away. The people she left behind have to come to terms with what that time away did and if they can convince her to stay when the case is solved.
Nell and Callen are on a stake out and playfully argue over a Tootsie pop. Happy surprises ensue.
Darcy was miserable; like it was hard to breath with the tightness in her chest and the lump in her throat, miserable. Not that she let it show, of course, she kept bigger things to herself than how an archer with a propensity for purple and practical jokes had thoroughly decimated her heart.
Jess, being forced into a temporary reassignment of up to a year, faces the prospect of leaving her friends at the ARC. The team she leaves behind, have to deal with no longer being properly in her life for such an extended period and what that could mean when she returns.