Amy helps Nathan retrain his horse; Miranda shows up early to help with Shane and Chloe's wedding; Jessica tries to heal the rift between her and Jack.
Tim Bradford's ex-wife asks the team to protect her from someone from her undercover past, and Isabel's return puts strain on Lucy and Tim's relationship.
The team tries to determine why they were targeted in the assaults and investigate whether a larger plan might be in place; Nolan prepares for his wedding day.
The team celebrates as John and Bailey tie the knot in a special wedding ceremony; Celina comes across a new discovery upon finding a discrepancy in her case.
When two teens go missing, it's up to the entire team to find the girls and uncover the truth about their disappearance; Lopez and Harper search for a nanny.
The team tries to keep the peace at the hospital in the wake of a mafia-related mass casualty event; Tim and Aaron participate in a special metro ops mission.
Nolan and Celina work on a special case; Lopez and Harper find a connection that links a trail of crimes; Monica asks for help in identifying her attackers.