When four party-goers fatally overdose, the 7-4’s investigation is impeded by an ongoing DEA operation, and Haywood turns to Suarez for help. Also, Yenko deals with tension at home, and Sandeford prepares for a date with his ex, Tamika.

When a retired cop who was planning to go public with claims of corruption dies and it’s initially ruled suicide, a skeptical Haywood directs her team to investigate. Also, Bentley and Quinlan grow closer.

With Bentley fighting for his life, Haywood and the team race to track down the shooter, whose true target may have been another one of their own.

When marijuana dispensaries are robbed, Killian discovers a connection that could derail his personal life; Suarez has a fateful meeting with Allison Cha, an influential political policy adviser; Bentley returns to work after his shooting.

When a body is found at the construction site of a high-end housing development, the team races to find the killer amidst a contentious gentrification battle in the neighborhood; Quinlan's mother pays an unexpected visit.

The team investigates the suspicious death of the patriarch of a neighborhood barbecue joint who has a close connection to Suarez; Haywood receives an unexpected request from her father.

The team's investigation into a violent home invasion leads them to question one of their own; Morales contends with a situation at her son's school; Haywood is forced to confront her father's past.

After an assistant district attorney is found dead following a court appearance, Haywood and Suarez face enormous pressure to solve the case; Killian turns to a questionable source for help with a personal problem.

The team faces unexpected challenges while investigating the murder of a homeless man; Haywood and Dryden hit a speed bump in their relationship; Quinlan struggles with a decision at Ruskin Gardens.