Stan is the Antichrist, but would rather be an actor than be evil. After turning 665 months old, his father, Satan, tells him he'll leave Hell and move to New York to prepare the apocalypse.
In the middle of a family breakfast, Stan is invoked and disappears. Satan sends Samael to rescue him. Samael tries to get Mefisto to help her, but he has his own mission.
Satan organizes a barbecue to get caught up on Stan's progress. In a father-son conversation full of misunderstandings, Stan compromises to make it so that kids can be legally allowed to use fire weapons.
Once a year, demons celebrate Red Monday, a day where not only they cannot be evil, but must perform one good action. Stan is happy at all the good he's going to bring, but nothing goes as expected.
With his pro-animal conscience growing, Mefisto desperately looks for the moth he has lost and offers a big bounty for them. Stan encounters a major hindrance in his relationship with Gabi.
René is Stan, Mefisto and Samael's next door neighbor. Her life is depressing: she shares her apartment with an investor who barely leaves his room, she works frying chicken, and worst of all, she's awaiting the results of a medical test.
The day Stan turns 666 months is here, and he's tormented with prophetic nightmares. Stan must choose between fulfilling his father's apocalyptic illusions and pursue his dream of being a musical actor.
