Dex Parios - a strong, assertive and sharp-witted army veteran with a complicated love life, gambling debt and a brother to take care of - works as a PI in Portland, Oregon, finding herself at odds with the police and in the firing line of criminals.
Dex is hired by a wealthy man to search for a woman whom he recently met, but she quickly learns that the task is not as simple as it seems; Dex and Grey's history unfolds.
In hopes of becoming a certified private investigator, Dex seeks mentorship from veteran PI Artie Banks; Hoffman grows suspicious of Grey after evidence proves that he has a connection to a victim in his case.
Dex faces off against Artie Banks to take down wealthy real estate mogul Randall Tapper; Detective Cosgrove leads an investigation to find a prisoner on the loose.
Despite being ordered by Lt. Cosgrove to take time off, Hoffman enlists Dex's help to investigate a case; Tookie's culinary skills come in handy at Bad Alibi; Dex stresses over an interview to become a certified private investigator.
When Dex's ex, a famous musician, comes to town for a performance, Dex must protect her from a stalker; Grey continues to receive the cold shoulder from Dex; Tookie and Lt. Cosgrove develop a new friendship.
Dex goes under cover after she is hired by a local politician to dig up dirt on his political opponent; Grey and Liz's romance continues; Dex celebrates a tense Friendsgiving at Bad Alibi.
Dex is confronted with unresolved feelings from her past when she is hired by Sue Lynn to investigate a case with the widow of Dex's former flame; Dex and Grey's friendship is put to the test by his new romance with Liz.
Dex goes undercover as a high school substitute teacher after an old classmate of hers enlists her help to find out who planted drugs on her daughter; Dex and Liz's relationship gets too close for comfort.
Dex is hired by a famous TV judge to help find his prodigal brother but soon finds that she is not the only one looking for him; Hoffman enlists Grey's help to track down carjackers; Dex isn't prepared for Ansel's unexpected news.
Dex works to find a fellow veteran's birth parents after he discovers that he's adopted; Ansel creates a birthday bucket list and enlists Grey's help to complete each item; Grey goes under cover to infiltrate a car theft operation.
Dex becomes fast friends with a new client, the owner of a male strip club who has been mysteriously losing money; Grey continues to help Hoffman and his new partner on the carjacking case.
Dex goes undercover as a potential buyer to help Hoffman and Grey with the next phase of their drug case; Dex becomes close to a fellow veteran support group member; Ansel struggles to maintain order at Bad Alibi and enlists Tookie's help.
Dex is hired to investigate a fiance after suspicions arise regarding hurried nuptials; Hoffman goes head-to-head with his father when he learns that he will be representing a suspect in Hoffman's case; back at The Bad Alibi, Tookie and Ansel propose a new business idea to a reluctant Grey.
A woman believes her Hollywood script has been plagiarized by a former classmate; Grey reluctantly leaves Ansel and Tookie in charge of the bar; Tookie hosts a birthday party at the bar; panic sets in when a valuable goes missing.
Dex takes on a case helping a mother who has lost custody of her children, which triggers parallels to her time in Afghanistan; Dex spirals and must face the reasons behind Benny's death; Grey and Tookie coach Ansel on how to ask a girl out.
Dex's former client introduces her to Maj. Elders, who has information about Benny's death; Dex investigates a potential cover-up involving Benny's unit in Afghanistan; Hoffman and his partner work on a sting operation.
Dex takes matters into her own hands after finding herself the prime suspect in a murder investigation; Hoffman struggles to remain impartial; Grey attempts to work on his budding relationship with his estranged father.