Leslie makes an impression at a banquet honoring her mother; Mark and Tom go to a bar to pick up women.
Leslie helps Tom prepare for a big evening; April and Ben conduct interviews; Donna and Andy assist Ron with a life change.
When a modern-day prospector is found dead near a mining site and Lisbon is injured during the initial stages of the investigation, Agent Hightower joins Patrick Jane in the field for the first time.
Officers find a dead gang member in the trunk of a car; Detective Bryant asks Lydia to take Janilla in; the rift between Detective Salinger and his daughter grows.
The team realizes that Nick Vera has hit rock bottom after he goes missing; a new twist in a 2006 arson case may help lead to his whereabouts.