As Lucifer struggles with an identity crisis, a gruff new police lieutenant shakes up the status quo with Chloe and the rest of the LAPD.

NEW 1. They're Back, Aren't They? 44m Lucifer tries to make sense of his new accessories. Meanwhile, newcomer Lieutenant Marcus Pierce gets off to a rocky start with his coworkers.

NEW 2. The One with the Baby Carrot 44m As Lucifer and Chloe investigate a new case, Pierce's past comes into focus. Linda worries that her favorite patient isn't caring for himself.

NEW 3. Mr. and Mrs. Mazikeen Smith 44m After Maze leaves for a change of scenery, Chloe worries that a scheming stranger may have something sinister planned.

NEW 4. What Would Lucifer Do? 44m While Chloe tries to decipher Pierce's feelings, she and Lucifer investigate the murder of a youth counselor at an expensive reform program.

NEW 5. Welcome Back, Charlotte Richards 44m While investigating a food chemist's death, Lucifer and Chloe cross paths with a blast from their past -- defense attorney Charlotte Richards.

NEW 6. Vegas with Some Radish 44m Lucifer and Ella head to Sin City to investigate the disappearance of an old friend. Meanwhile, Chloe and Linda let their hair down back home.

NEW 7. Off the Record 44m When a curious journalist takes a sudden interest in Lucifer's life, Maze wonders if there may be ulterior motives at play.

NEW 8. Chloe Does Lucifer 44m Chloe goes undercover to investigate a murder tied to a celebrity dating app, while Lucifer serves as her wingman from afar.

NEW 9. The Sinnerman 44m After Lucifer realizes the recipients of his favors are dying off, his ensuing investigation brings him face-to-face with the Sinnerman.

NEW 10. The Sin Bin 44m The Sinnerman continues to vex Lucifer, as another life hangs in the balance. Meanwhile, Trixie crosses paths with Charlotte.

NEW 11. City of Angels? 43m In this flashback episode, Lucifer helps Amenadiel deal with L.A.'s eccentricities while Chloe and Dan investigate the murder of an MMA fighter.

NEW 12. All About Her 44m After learning of Pierce's identity and predicament, Lucifer offers to help him make a deal. Meanwhile, Amenadiel attends to a personal issue.

NEW 13. 'Til Death Do Us Part 44m While Lucifer and Pierce go undercover to track down a drug-connected killer, Maze deals with new feelings toward an old foe.

NEW 14. My Brother's Keeper 44m While investigating the death of a diamond thief, Chloe and Lucifer hone in an unexpected suspect. Meanwhile, Charlotte upsets Linda with a request.

NEW 15. High School Poppycock 44m A novelist whose characters are based on people from her past is murdered. Lucifer searches for suspects at the victim's high school reunion.

NEW 16. Infernal Guinea Pig 44m A murder case exposes Chloe to Tinsel Town's seedy underbelly. Lucifer's plans to help Cain go sideways when Amenadiel and Maze join the fun.

NEW 17. Let Pinhead Sing! 44m Lucifer and Chloe put themselves in the line of fire while protecting a superstar singer. Meanwhile, Charlotte plays peacemaker.

NEW 18. The Last Heartbreak 44m While Chloe and Lucifer investigate a killer who pursues couples in love, Pierce suspects the case may be connected to his past.

NEW 19. Orange Is the New Maze 44m Lucifer and Chloe investigate a murder with a familiar suspect. Meanwhile, Maze looks to make a change and Charlotte discovers something big.

NEW 20. The Angel of San Bernardino 44m A murder witness's vivid description of the guardian that saved her life gives Lucifer pause. Chloe's relationship with Pierce takes a turn.

NEW 21. Anything Pierce Can Do I Can Do Better 44m Following a prima ballerina's murder, Lucifer helps Chloe search for the suspect while trying to keep her from thinking about Pierce.

NEW 22. All Hands on Decker 44m Lucifer and Dan investigate a murder with a dog show connection. Chloe and her pals celebrate her big decision, but second thoughts are hard to shake.

NEW 23. Quintessential Deckerstar 44m While investigating a woman's death, Lucifer and Chloe come to a distressing realization. Also, a phone call leaves Lucifer reeling.

NEW 24. A Devil of My Word 44m Following a shocking loss, Lucifer and Chloe search for the responsible party. Maze works to repair an old friendship.

NEW 25. Boo Normal 44m Lucifer investigates the murder of a child psychiatrist. Meanwhile, Ella ponders a childhood secret she's been keeping.