After waking up in the desert with his wings, Lucifer and Chloe try to figure out what happened to him; newcomer Lieutenant Marcus Pierce makes a poor impression due to his stern demeanor; Lucifer finds himself in another compromising situation.
Lucifer removes his wings; Linda worries that Lucifer is neglecting his own well-being; Lucifer and Chloe must put their differences aside to solve a case that Lucifer has taken a sudden interest in; Detective Pierce's past is revealed.
Realizing she wants more from life, Maze heads to Canada for a tricky case; Chloe worries Maze is being targeted by a con man; Lucifer and Chloe discover their target may be closer then they realized.
Lucifer and Chloe venture into the world of high-end reform programs to find a killer; Amenadiel adjusts his lifestyle in an attempt to help Lucifer; Chloe questions Pierce's feelings toward her.
A food chemist is found dead; Lucifer and Chloe's investigation unexpectedly pits them against criminal defense attorney Charlotte Richards; Lucifer makes a shocking discovery that helps with the case.
Lucifer and Ella go to Las Vegas to find Candy after she goes missing; secrets are revealed along the way that could compromise the investigation; Chloe is upset that Lucifer left on her birthday, so Linda tries to lift her spirits.
A reporter seeks revenge when he discovers Lucifer has been sleeping with his estranged wife; a serial killer from Lucifer's past resurfaces.
Lucifer and Chloe question all they know about social media to solve a murder connected to a celebrity dating app; Ella tries to avoid Charlotte; Amenadiel helps Linda cope with the death of her ex-husband.
Lucifer learns that recipients of his favors are turning up dead; Lucifer and Chloe come face to face with the Sinnerman; Detective Pierce returns to work; Charlotte finds a new career; Amenadiel has a new love interest.
Lucifer's determination to get his devil face back may get him into trouble; Trixie is introduced to Charlotte and questions the relationship she has with her father.
A flashback to when Lucifer came to Los Angeles; Amenadiel tries to retrieve his fallen brother; Chloe and Dan, still married, investigate the murder of an MMA fighter.
After Lt. Pierce's true identity is revealed, Lucifer tries to figure out his motives; Lucifer eagerly helps Chloe with a murder case to get Chloe's assistance in his own investigation; Amenadiel deals with a personal health issue.
Lucifer and Pierce must go under cover to track down the killer of an ecstasy maker; Maze has a newfound attraction for someone that she used to despise; Charlotte has a revelation.
When Chloe and Lucifer's investigation into the murder of a diamond thief points to one of Ella's brothers as the main suspect, Ella is driven to prove her brother's innocence; Linda is upset when Charlotte comes to her for help.
Lucifer and Chloe must infiltrate a high school reunion to catch a novelist's murderer; Amenadiel and Linda struggle with making their relationship public.
When a murder investigation reveals the dark side of Hollywood, Chloe puts her life on the line to protect an innocent victim; Lucifer comes up with a scheme to help Cain, but when Amenadiel and Maze get involved, things don't go as planned.
When a superstar singer's life is threatened, the team is thrust into the world of big-ticket stadium shows, crazed fans and divas; Charlotte tries to help Linda and Maze repair their friendship.
Chloe and Lucifer hunt for a serial killer who is targeting loving couples; Pierce realizes the case is connected to a murder he solved in 1958; Lucifer becomes upset when Pierce has a change of heart about an important decision.
When Maze is the prime suspect in a murder, Lucifer and Chloe enter the world of bounty hunting to investigate; Charlotte makes a big discovery that calls her sanity into question; Chloe admits she's dating someone.
Lucifer and Chloe investigate a murder where a witness claims a winged guardian angel saved her life; Pierce and Chloe's relationship takes an interesting turn; Lucifer discovers something that could change everything.
When a prima ballerina is brutally murdered, Lucifer helps Chloe solve the case; Amenadiel begs Charlotte to help him with an important plan; Maze remains devoted to a task from which Pierce asked her to back away.
When Chloe takes time off, Lucifer is forced to work with Dan on a murder case involving a dog show; Charlotte and Maze have differing ideas for Chloe's party; after a wild night, Chloe rethinks a life-changing decision.
When Lucifer and Chloe investigate a woman's death, they discover that they may be pursuing the wrong suspect; Charlotte risks her safety when she decides to take matters into her own hands; Lucifer gets a tragic phone call that changes everything.
Shocked by someone's death, Chloe and Lucifer work to take down the killer; Lucifer has an epiphany; Maze decides to mend a broken friendship; Chloe finally sees the truth.
A child psychiatrist is murdered; Ella thinks about a big childhood secret that she's been hiding.