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They Both Die at the End (2025) Parents Guide: Is the book OK for kids?

Age Rating, Sex, Violence & Language

In a world where people receive a call informing them the day they will die, Mateo and Rufus are strangers who both find out they are destined to die today. They decide to meet up and live out their last day together, trying to forge a meaningful connection before their time runs out.

Young Adult • 2025 • 400 pages • Lexile 640L (roughly grades 2–3 reading difficulty)

3.8
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Age
14+

In a near-future world where a service called Death-Cast phones people on the day they will die, teenagers Mateo and Rufus each get their End Day call and meet through an app for making a final friend. Over one bittersweet day they form a deep bond and fall in love while trying to truly live in the time they have left.

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Is They Both Die at the End appropriate for kids?

In a near-future world where a service called Death-Cast phones people on the day they will die, teenagers Mateo and Rufus each get their End Day call and meet through an app for making a final friend. Over one bittersweet day they form a deep bond and fall in love while trying… Read more — free account

Content severity in They Both Die at the End

Sex Moderate 3/10
Violence Strong 6/10
Language Moderate 4/10
Substances Mild 2/10
Themes Strong 6/10

What happens in They Both Die at the End, moment by moment

  1. p. 15 🔥 Mature Themes 6/10
  2. p. 22 💬 Language 3/10
  3. p. 30 ⚔ Violence & Gore 4/10
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Sex and nudity in They Both Die at the End

The sexual content remains mild and focuses primarily on the blossoming emotional connection between the two protagonists. Mateo and Rufus share a tender, long-awaited first kiss in Chapter 71, which is described with emotional weight rather than explicit detail. There are discussions about sexual orientation and past crushes, but no graphic depictions of sexual acts occur. The narrative emphasizes the intimacy of their bond through hand-holding, cuddling, and deep conversation. Throughout the day, their physical…

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Violence and gore in They Both Die at the End

Violence is present through specific physical altercations and the constant threat of mortality. In early chapters, Rufus is shown in a physical fight, beating Peck after a confrontation regarding Aimee. The plot involves a scene where Peck attempts to shoot the protagonists, leading to a frantic and tense escape. Several side characters are shown dying in various accidents, such as a girl who dies in a gym and a man who is hit by a car. The final deaths of the protagonists are depicted with a focus on the tragic…

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Language in They Both Die at the End

The dialogue contains frequent use of moderate to strong profanity, reflecting the stress and age of the teenage characters. Words such as 'f*ck,' 'sh*t,' 'ass,' and 'damn' appear throughout the text during moments of high emotion or frustration. Rufus uses more aggressive language than Mateo, particularly when dealing with the police or Peck. While the swearing is consistent with contemporary young adult fiction, it is pervasive across all three acts of the book. There are also occasional uses of derogatory…

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Drugs, alcohol, and smoking in They Both Die at the End

Substance use is minimal and limited to brief background references. There is a mention of a character having a glass of wine, and the boys visit a club where alcohol is served to adults, though they do not engage in heavy drinking themselves. Some secondary characters are mentioned as being under the influence or having histories with substances in passing. The focus remains on the emotional state of the 'Deckers' rather than any recreational drug use. No drug paraphernalia or illegal substance use is depicted in…

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Mature themes in They Both Die at the End

The novel is heavily focused on existential themes of mortality, the inevitability of death, and the value of time. The central premise revolves around the Death-Cast service, which creates a constant state of grief and urgency for the characters. Mateo struggles with the guilt of leaving his comatose father behind, while Rufus grapples with the loss of his family in a past accident. The narrative explores how people react to their final day, ranging from nihilistic anger to desperate attempts at legacy. The…

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Frequently Asked Questions

Is They Both Die at the End appropriate for kids?

Bontent's parent guide suggests They Both Die at the End is best for ages 14+. In a near-future world where a service called Death-Cast phones people on the day they will die, teenagers Mateo and Rufus each get their End Day call and meet through an app for making a final friend. Over one…

What age rating does They Both Die at the End have?

Books don't carry official age ratings. They Both Die at the End is published for a Young Adult audience, and Bontent's independent parent guide recommends it for ages 14+.

What reading level is They Both Die at the End?

They Both Die at the End is 400 pages and its reading level is Lexile 640L (roughly grades 2–3 reading difficulty). Bontent recommends it for ages 14+.

What is They Both Die at the End about?

In a near-future world where a service called Death-Cast phones people on the day they will die, teenagers Mateo and Rufus each get their End Day call and meet through an app for making a final friend. Over one bittersweet day they form a deep bond and fall in love while trying to truly live in the time they have left.

Is there sex or nudity in They Both Die at the End?

The sexual content remains mild and focuses primarily on the blossoming emotional connection between the two protagonists. Mateo and Rufus share a tender, long-awaited first kiss in Chapter 71, which is described with emotional weight rather than explicit…

How violent is They Both Die at the End?

Violence is present through specific physical altercations and the constant threat of mortality. In early chapters, Rufus is shown in a physical fight, beating Peck after a confrontation regarding Aimee. The plot involves a scene where Peck attempts to shoot…

Is the language in They Both Die at the End appropriate for kids?

The dialogue contains frequent use of moderate to strong profanity, reflecting the stress and age of the teenage characters. Words such as 'f*ck,' 'sh*t,' 'ass,' and 'damn' appear throughout the text during moments of high emotion or frustration. Rufus uses…

Are drugs, alcohol, or smoking depicted in They Both Die at the End?

Substance use is minimal and limited to brief background references. There is a mention of a character having a glass of wine, and the boys visit a club where alcohol is served to adults, though they do not engage in heavy drinking themselves. Some secondary…

What mature themes appear in They Both Die at the End?

The novel is heavily focused on existential themes of mortality, the inevitability of death, and the value of time. The central premise revolves around the Death-Cast service, which creates a constant state of grief and urgency for the characters. Mateo…

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