Ep 15. Brotherly Love

Michael's brother, Nate, comes back to Miami unexpectedly and asks for Michael's help. Nate has been trying to get clean and has been attending group therapy sessions, but he's worried that someone in the group is stealing from him. Michael agrees to investigate and goes undercover as a fellow addict to try and find out who's behind the thefts.

Meanwhile, Fiona is struggling to come to terms with the fact that she might never be able to leave Miami and return to Ireland. She confides in Michael and they have a heart-to-heart about their future. Michael reassures her that they'll figure something out and that he'll always be there for her.

As Michael investigates, he discovers that the thefts might be connected to a larger drug ring operating in Miami. With the help of his team, he begins to unravel the conspiracy and quickly realizes that the stakes are much higher than he initially thought.

As things heat up, Michael finds himself in danger and must rely on his skills and training to stay alive. Meanwhile, Fiona takes matters into her own hands and begins monitoring the drug ring from afar, hoping to gain the upper hand.

In the end, Michael and Fiona come up with a plan to take down the drug ring and clear Nate's name. But with danger lurking around every corner, they both know that they need to be careful if they want to make it out alive.

Brotherly Love is a thrilling and emotional episode that explores the bonds of family as well as the dangers of getting too deep into the world of undercover work. With a gripping plot and plenty of action, this episode is a must-watch for fans of the show.