Amy returns from maternity leave. Jake and Rosa work a difficult case.

Jake and Amy create a system to balance work and childcare and Rosa gets a new houseguest.

Jake takes an old friend for a ride.

Jake and Terry accompany Charles to the funeral of his Great Uncle Pappy — and uncover a family secret. Rosa nudges Holt back into the dating pool.

The squad takes stock of its eight years together and looks toward the future.