A nested, epistolary metafiction: an editor-like narrator assembles and annotates a manuscript about a documentary called The Navidson Record, which recounts a family's discovery that their house contains impossible interior spaces.

A detective who closely resembles a murder victim is asked to assume the victim’s identity to investigate her death from the inside.

In a near-future coastal setting, scientists discover a hyper-intelligent octopus species and confront what that intelligence means for ethics, exploitation, and human self-understanding. The discovery triggers corporate and political interests, forcing choices about study, containment, and contact.

Set in mid-20th-century England, the story focuses on a physician who becomes entwined with a once-grand house and its family as strange occurrences and social decline intensify. The pressure comes from the intersection of a medical, rational viewpoint with uncanny events tied to a deteriorating domestic world.