Necessary Evils Series by Onley James

4.14 · 419 ratings
  • Unhinged (Necessary Evils #1)

    Unhinged (Necessary Evils #1)

    Onley James

    Rated: 4.05 of 5 stars
    · Steam rating: 4 of 5
    · 78 ratings · published 2021

    Adam Mulvaney lives a double life. By day, he’s the spoiled youngest son of an eccentric billionaire. By night, he’s an unrepentant killer, one of seven psychopaths raised to right the wrongs of a justice system that keeps failing.Noah Holt has spent years dreaming of vengeance for the death of his father, but when faced with his killer, he learns a daunting truth he can’t escape. His father was a monster... more

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  • Psycho (Necessary Evils #2)

    Psycho (Necessary Evils #2)

    Onley James

    Rated: 4.28 of 5 stars
    · Steam rating: 5 of 5
    · 62 ratings · published 2021

    August Mulvaney has always been exceptional. As the genius son of an eccentric billionaire, his off-putting behavior is often blamed on his high IQ. They say there’s a thin line between genius and madness. August is both—a brilliant professor loved by his students and a ruthless, obsessive killer tasked with righting the wrongs of a failing justice system. And he’s just found his latest obsession: Lucas Blackwell... more

  • Moonstruck (Necessary Evils #3)

    Moonstruck (Necessary Evils #3)

    Onley James

    Rated: 4.39 of 5 stars
    · Steam rating: 5 of 5
    · 54 ratings · published 2021

    Atticus Mulvaney is the eldest son of eccentric billionaire, Thomas Mulvaney—a role he takes very seriously. Atticus takes everything seriously. Like his brothers, Atticus is a psychopath, raised to right the wrongs of a broken justice system. Unlike his brothers, he’s not very good at it.Jericho Navarro is no psychopath, but he is a vicious killer. Like Atticus, he also has a secret life. To most, he’s just a mechanic... more

  • Damaged (Necessary Evils #3.5)

    Damaged (Necessary Evils #3.5)

    Onley James

    Rated: 3.99 of 5 stars
    · Steam rating: 4 of 5
    · 33 ratings · published 2023

    The first time Dimitri Castallanos experienced obsession, he committed a felony. He was five. Dimitri is a psychopath. And he’s still obsessed with just one person.Arlo Miller was born a victim, raised as his father’s punching bag and his mother’s scapegoat. Dimitri was his only protection, and they took him away.As children they clung to each other. As adults, they pretend neither remembers, while both harbor secret crushes. Dimitri hides his feelings behind a mask of indifference... more

  • Headcase (Necessary Evils #4)

    Headcase (Necessary Evils #4)

    Onley James

    Rated: 4.12 of 5 stars
    · Steam rating: 5 of 5
    · 50 ratings · published 2022

    Asa Mulvaney is half of a psychopathic whole. He and his twin brother live together, party together…kill together. In the Mulvaney family, murder is the family business and business is good. When an experiment separates Asa and his brother, Asa is forced to navigate the world on his own for the first time in his life.Zane Scott is a small-time crime blogger and amateur sleuth, but he dreams of a byline in a major paper someday... more

  • Mad Man (Necessary Evils #5)

    Mad Man (Necessary Evils #5)

    Onley James

    Rated: 4.16 of 5 stars
    · Steam rating: 5 of 5
    · 55 ratings · published 2022

    Avi Mulvaney is many things. Son. Twin. Owner of the fashion label, Gemini. Murderous psychopath. Together, he and his brother, Asa, make one brutally efficient monster, ridding the world of predators who victimize the innocent. History proves Avi and Asa don’t do well apart, but their father has decided to test that theory.Felix Navarro knows exactly who he is. Baby brother. Fashionista. Vigilante. While he’s not happy that his big brother married a Mulvaney, the union has its perks... more

  • Lunatic (Necessary Evils #6)

    Lunatic (Necessary Evils #6)

    Onley James

    Rated: 4.05 of 5 stars
    · Steam rating: 5 of 5
    · 44 ratings · published 2022

    Every psychopath in the Mulvaney family has a role to play. Archer Mulvaney is the gambler, a drunken reprobate making his living as a high-stakes poker player. Very few people know the real Archer, not even his brothers. But there is one man who knows far too much.Mackenzie Shepherd spends his days photographing endangered wildlife. He’s also the brother of a psychopath and son to the woman who literally wrote the book on raising one... more

  • Maniac (Necessary Evils #7)

    Maniac (Necessary Evils #7)

    Onley James

    Rated: 4.03 of 5 stars
    · Steam rating: 4 of 5
    · 43 ratings · published 2023

    Thomas Mulvaney was just a child when an error in judgment cost him everything. He vowed then that he would do anything to atone for his mistake. And he did. He never strayed from the right path. Until Aiden.Aiden Mulvaney doesn’t exist. He’s a lie created by the father who disowned him and by Thomas Mulvaney, the only man Aiden had ever begged to love him. But that was years ago, when he’d still believed in fairytales. Before Thomas rejected him... more

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