Ivan Shaw

The team travels to Taiwan where a serial killer Clara pursued 16 years earlier -- with the help of the BAU's Emily Prentiss -- appears to be killing again.

After fishermen discover the badly decomposed bodies of a mother and daughter in the Los Angeles harbor, evidence points to ritual suicide. But Brenda's instincts tell her that there's more to these deaths. As the case takes one bizarre turn after another, Brenda discovers a shocking truth about the killer.

An explosion at an event alters Parsons' perspective on Gibbs and the team; DiNozzo and McGee investigate the case as civilians.

When a food truck chef dies suddenly, all signs point to poisoning; Tommy announces some big plans; Maura's birth mother tries to make amends with her daughter.

Crockett and Charles treat Justin’s gym buddy. Maggie and Will help a robbery-homicide suspect. Hannah and Archer use Med’s new opiate abuse A.I. program.

Halstead relies on Marcel and Med's newly donated OR 2.0 to save his patient; Charles helps an elderly, confused patient who's mourning the loss of his high school sweetheart; as their wedding day approaches, Choi and April run into some roadblocks.