Ávila's regular job is selling insurance. He is married to Maria and they have a teenage son, Emiliano. Harmless enough from a distance, the man buried in this disguise conceals a ruthlessly efficient executioner.

Kill Well to Live Better -- Author Unknown

Sr. Moreira, Ávila's boss, orders a new contract kill which will prove to be the hardest of his entire career. By completing the task, Ávila will be offered an opportunity that will change his life.

Ávila accepts Sr. Moreira's proposal of taking over the business. This includes mentoring the psychotic and young Ismael.

With increasing pressure on all sides, from his wife Maggie's panic attacks to owing his protege Ismael, Ávila seeks out his confessor and reveals his more human side.

Newly in charge, 'Senor Ávila' learns that with his title comes new problems and responsibilities--the most pressing, an unresolved case that threatens the company's reputation. Elsewhere, Emiliano fights his attraction to Juliana.

Sr. Ávila struggles with his first case as boss, while Ismael rises to the occasion. Emiliano pursues Juliana, who rejects him with unexpected consequences. Ávila desperately searches for Maggie, but soon realizes her problems will affect Iván and Ana.

After learning of his son's possible criminal involvement, Sr. Ávila wonders whether killing runs in the family. Later, a new client, Ramiro provides a nearly impossible challenge and Emiliano discovers a strange connection between his father and Ismael.

With Detective Sanchez hot on their trail, Emiliano reveals the whole truth to Ishmael. As Maria's suspicions increase, Iván gives Ávila a deadly warning. Struggling to take care of Ramiro's father, Ávila seeks help from an unlikely source.

Ávila hands off an assignment to Tamara, a killer on the payroll who wants to return to work. While Ishmael tries to find Juliana, Emiliano makes a mistake that could have fatal repercussions. Determined to uncover the truth, Maria confronts her husband.

As Sr. Ávila worries about his latest assignment, Iván sets out to learn what Ishmael is hiding. When Ávila finds himself caught in the crosshairs of Detective Sanchez's investigation, his marriage to Maria is threatened.

Maria discovers shocking truths about her husband and son, who join forces and in the process come to an understanding. Emiliano makes a radical decision and Ávila asks Iván to investigate Sanchez, who finds that he's on his own.

Sr. Ávila jeopardizes his freedom by taking matters into his own hands as a desperate Sanchez stays on his case. Maria is startled by a familiar face who reveals another side to the man she thought she knew. Emiliano tries to get answers from an inscrutable Ana.

Sr. Ávila faces threats from all sides and must decide how to handle his enemies--but a final act of vengeance changes everything.

Ávila is given a new contract, which he cannot and must not question. Detective Sanchez gets a diligent new partner whose first case is to investigate the death of Emiliano Ávila.

Erika digs deeper into a case by pulling security footage; Iván accepts a new assignment and calls the perfect hit lady for the job; Maria meets Octavio, who tries to coax her out of a withdrawn state.

Things between Sr. Ávila and Iván get complicated; Erika and Sanchez review the surveillance video from the night Ávila was attacked; Tamara executes her assignment with cinematic precision.

Iván calls into question Avila's ability to be the boss. Meanwhile, 'The Croatian' is getting closer to his objective, Erika is dangerously closing in on Ávila, and the plan to 'wake up' Maria is working.

Ávila and Erika give statements about the events at a restaurant where two robbers wound up dead. Their stories match, but Erika begins to recall details that don't square with the official version.

Ávila and 'The Croat' attempt to settle their recent impasse, but Ávila's response requires a meeting of the 'Board of Directors' whose verdict is the final word. Meanwhile, Octavio and Maria get dangerously close and the Chivalsik brothers, considered the best killers in town, accept a high-priced assignment.

The Chivalsik brothers make a deal with The Croat, as does Sr Ávila. Meanwhile, Maria suffers an attack that gives rise to unforeseen consequences; and Erika is piecing together a puzzle that keeps getting more and more complicated.

While Sr. Ávila and Iván take on a complex case, Maria and Octavio hide somewhere they hope is beyond Ávila's reach as she has the evidence to nail her husband. Ávila has suspicions about the circumstances surrounding the death of his son Emiliano and decides to get to the bottom of things.

After Ávila ignores the Board's decision, which leaves a colleague dead, the Board must reconvene. Ávila also gets a new assignment involving Sr. Juarez - a Board member - whose son feels he is ready to take his father's place, and wants speed up the natural course of events.

Ávila goes to great depths to erase incriminating evidence. Meanwhile, war has been declared on him by the Board of Directors and with limited options he tries to use their rules to his advantage and get out of his death sentence.

Sr. Ávila is now the "Boss of Bosses," but keeping his new position will be more difficult than getting it.

Ávila is faced with a complicated case; Iván and Linares begin to work together; Sanchez gets a new partner.

When a mysterious woman vanishes signs point to a mole in the organization.

The Vulture is hiding something; Ávila will have to make a difficult decision.

Chance brings startling revelations. Ávila enters into a dangerous alliance.

A shady character appears on the scene; the time has come to take a stand.

An attempted murder brings to light a mysterious criminal organization.

Iván and Ávila are on the trail of a ghost responsible for Duarte's death.

The appearance of a witness to Det. Duarte's death astonishes everyone.

Once again, Ávila goes against the rules of the Council, willing to do anything to get where he needs to be. Perhaps the only ending he can manage will turn out to be his own.

After recovering from his last season finale encounter, Sr. Ávila has to ignore his desire for vengeance to embrace a new ally to strengthen his standing in the organization first.

Ávila entrusts boss Alvarado with a secret and very special hit. Iván becomes increasingly obsessed with power and status. Detective Sanchez makes a new friend in Alcoholics Anonymous.

Ávila seems to gain ground against Cardozo. Iván receives a new assignment. Sanchez investigates the death of an old lady. Ana exerts more influence at the funeral home.

Ávila and Molina forge an alliance based on mutual distrust and continue to move forward with their plans. A surprise return puts Ávila in a compromised situation.

In order to exact revenge, Ávila and Molina will have to go to war. Cardozo calls for the head of his brother's murderer. Ana becomes more and more indispensable.

Complications with Molina's cousin and uncle threaten Molina and Ávila's plans. Ávila masterfully earns Cardozo's trust. Persico confronts Sanchez to get him out of the way.

Ávila leaves a trail of blood. Molina, badly wounded, seeks Ana's help. Everyone arrives at the funeral home, where surprises await...

Iván receives a proposal that involves an old friend. Ávila inches closer to exacting his revenge on the Apostles, but must pay a price.

Ávila becomes a wanted man when the Department of Justice receives a dossier detailing his past murders. Iván reunites with an old flame. Detective Sánchez makes a final decision.

Ávila learns a hard truth. Sánchez surprises everyone. Molina settles his debt with Ana. Everything comes to a head-- and possibly to an end-- at the funeral home, where it all began. Ana's true purpose is revealed.