Character Relationship Map: Thicker Than Water

Characters

• Örn (played by Aaron Brink) — supporting

  Örn is the child at the center of the family crisis. After collapsing, he is confirmed to have type A blood, unlike Pétur and the child's mother, raising doubts about his biological parentage. He stru...

• Anna (played by Laufey Elíasdóttir) — supporting

  Anna becomes involved with Pétur after his separation from his family. The summary gives no further details about her actions or their relationship, but her involvement marks a new development in Pétu...

• Ásta (played by Margrét Vilhjálmsdóttir) — minor
• Pétur (played by Hilmar Jónsson) — minor

  Pétur is Örn's father figure and a central figure in the family conflict. After blood-test results show that Örn's type differs from his and the mother's, he suspects Örn may not be his biological son...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Pétur → Anna (Romantic Involvement) — Pétur becomes involved with Anna during the breakdown of his marriage.

  The plot states that Pétur becomes involved with Anna while the adults navigate the consequences of his separation from Ásta.

• Ásta → Örn (Family Mother And Son) — Ásta tries to protect Örn from the painful uncertainty surrounding his parentage and the separation.

  Ásta tries to keep the family secret from Örn and asks Pétur not to discuss it with the boy yet.

• Pétur → Örn (Family Presumed Father And Son) — Pétur's understanding of his place as Örn's father is shaken by the blood-type results, but he remains concerned for the boy.

  Pétur worries that Örn may not be his biological son, apologizes to him after shouting, and remains concerned about how he will learn the family secre...

• Pétur → Ásta (Family Spouses Moving Toward Divorce) — Their marriage breaks down as the blood-test results raise doubts about Örn's parentage, and Ásta moves toward divorce.

  Pétur and Ásta prepare for a family future together, but their relationship deteriorates after Pétur questions Örn's parentage. Ásta later gives Pétur...

Story Analysis

A family faces separation and uncertainty after blood-test results call Pétur's biological relationship to Örn into question.

Plot Progression

1. A Family Under Question — Pétur and Ásta appear to be planning a shared family future. Örn's collapse and the repeated blood-test results raise a disturbing question about his biological parentage.
2. Separation and Absence — Pétur confronts Ásta but receives no explanation, and their relationship deteriorates until he leaves the family home. Örn struggles with his absence and asks when he will return.
3. A Frightening Search — Örn disappears, prompting Ásta and Pétur to search for him in fear. After they find him and bring him home, Pétur apologizes, while Ásta asks him to keep the secret from the boy.
4. Divorce and Uncertainty — Pétur becomes involved with Anna as the separation continues. Ásta gives him divorce papers and rejects his responsibility for explaining the family situation to Örn, leaving the future unresolved.