Beauty and the Beast

A homicide detective partners with a man who gains immense, uncontrollable strength when angry. In the first episode, they encounter a case that reveals their paths have crossed before.

Vincent assists Cat in looking into the mysterious death of a ballet dancer. At the same time, Tess uncovers unexpected information about her current romantic partner.

Cat is suspended for overstepping during a murder case, while J.T. grows concerned that Vincent's secrets may soon be revealed.

Vincent saves a severely injured 19-year-old from a dumpster and brings him to the hospital, where he falls into a coma. Detectives Cat and Tess investigate the boy's past, questioning his father and his employer, while uncovering possible connections to illegal activities. Meanwhile, Vincent faces pressure from Silverfox to surrender, and confronts his growing concern that Cat may fear him.

Vincent is caught on camera during a convenience store robbery and becomes concerned after his photo appears in the newspaper. Cat and Tess investigate the disappearance of Amy, who went missing shortly after her fiancé's engagement announcement. As they uncover clues about Amy's true identity and a possible escape plan, Michael also disappears, and Joe realizes his team has been misled. Meanwhile, Heather's surprise birthday party for her sister complicates Cat's plans with Vincent.

Cat questions why Vincent failed to show up for their meeting, suspecting he may have seen her kiss Evan at her birthday party, but the real reason is that Vincent blacked out and is now seeking answers. As she investigates, Cat is drawn into the elite SoHo art scene, where Vincent, upon seeing her with Evan at a gallery opening, realizes his feelings for her are intensifying. Meanwhile, Evan openly pursues Cat, complicating her growing connection with Vincent.

JT suspects Vincent's involvement in Cat's homicide case after she reveals a fraternity brother was murdered. As JT investigates Vincent's mysterious blackouts, he becomes increasingly unstable and must be sedated. Meanwhile, Evan and his intern discover a matching wound on the latest victim and a previous cadaver, leading Evan to a dangerous breakthrough before he is kidnapped, putting Vincent in peril when Cat enlists his help to save Evan.

Vincent allows JT to administer a drug combination to test whether Catherine is responsible for his blackouts, leading to a fugue state and a flashback to his time in Afghanistan and the origin of his powers. He recalls the scientist who altered his DNA and learns that others experienced similar side effects, clearing Catherine's involvement. Meanwhile, Catherine and Tess investigate an attack on a pop star, while Evan grows suspicious that Cat is shielding the subway vigilante.

Catherine's father is about to remarry, and as the wedding approaches, the bride and her bridesmaids attempt to find a date for Catherine, the daughter of the groom. Catherine, initially resistant to being set up, reveals to Vincent that she is already seeing someone and wishes he could be her date. Meanwhile, Catherine learns from Evan about a research grant related to mutant DNA found at crime scenes, and her conversation with Vincent about the DNA's evolving nature leads to an unexpected development in their relationship. At the same time, Tess and Joe begin a romantic relationship despite Joe's marriage.

Vincent evades capture by his ex-fiancée, triggering a reckoning with his past. Cat, recovering in the hospital, reflects on her relationship with Vincent, while J.T. is visited by someone interested in his previous work on mutant DNA.

Vincent struggles with his emotions as he balances new feelings for Cat against his past with Alex. J.T. tries to stop Evan's plan to form a task force to capture the beast, while Tess looks into a skydiving fatality involving the wife of a wealthy adventurer, and Cat stays off duty after being shot.

Cat breaks her promise to stay away from Muirfield, disrupting his cabin retreat with Alex to uncover Vincent's location, while Evan uncovers a potential threat in his lab that makes him question J.T.'s intentions.

Cat and Vincent question whether to reveal the truth about Alex's past, while Evan becomes suspicious that Claire is keeping secrets. Heather develops feelings for Joe's brother Darius, and Vincent attempts to strengthen his relationship with Cat through Valentine's Day gestures.

Following a tense dinner where Cat introduces Vincent to Heather, Heather turns to Tess for help in confronting Cat. Meanwhile, Evan receives a significant offer that could impact his interspecies research, and during a tribute event for Joe, Heather disappears, prompting Vincent to make a difficult choice that ultimately saves her life.

New Assistant District Attorney Gabe Lowan arrives at the precinct, suspecting that cases involving a vigilante are being improperly handled and seeking the truth. Cat is resolved to protect Vincent at all costs, going so far as to locate and intimidate a witness at a masquerade ball. Meanwhile, Vincent fears that a romantic relationship with Cat might lead to a loss of control.

Cat and Vincent's relationship deepens, but they face mounting threats as someone begins framing Vincent for vigilante crimes. With Muirfield and the police closing in, J.T. and Cat devise a drastic plan to protect him, while Tess uncovers a secret that could strain her bond with Cat.

Cat must confess secrets to Tess in order to save their relationship and protect Vincent, while Gabe's paranoia grows as he suspects everyone in the department. Evan sees Cat do something unexpected, altering his view of her and strengthening his resolve to find the beast.

Evan confesses his feelings for Cat and reveals he informed Muirfield about Vincent's location. At the same time, Gabe uncovers clues suggesting there is a mole within the department who has been collaborating with a vigilante.

Gabe reveals to Cat that he is aware of Muirfield, causing Vincent to question his trustworthiness and creating strain in their relationship. At the same time, JT and Vincent secure a new home.

Cat asks Gabe to join her for a family remembrance of her mother on the anniversary of her death, causing Vincent to feel jealous. When Cat begins to suspect her mother might still be alive, a sniper attack on the mayor occurs, and Vincent discovers evidence connecting Gabe to the shooter.

Cat and Vincent attempt to enjoy a normal public date, but their efforts are complicated by the challenges of their supernatural circumstances. At the same time, Gabe shares new information that offers Cat hope in the search for a cure for Vincent's condition.

Secrets about Cat's family come to light, upending her understanding of her past. Vincent confronts a life-threatening situation, while Gabe takes bold steps to uncover the truth.