5 ideas
The collection is a sequence of very short stories set in ordinary small-town Tamil Nadu, and each one plants a single strange or wrong element inside otherwise mundane domestic and neighborhood life. It can be cited as a sustained test case: dozens of variations on the same constraint, where one impossible detail is placed in a recognizable local setting and the rest of the world is left intact.
Hold everything in a scene realistic and change exactly one element, then let the story consist of how the ordinary world absorbs, ignores, or bends around that element. Limiting the story to one intrusion keeps the reader anchored, so the strangeness reads as pressure on the familiar rather than as free-floating fantasy.
Everyday life becomes visible when one wrong thing is placed inside it, because the characters' responses expose the routines, hierarchies, and assumptions they normally never state. You learn more about a household or a town from how it accommodates an impossible thing than from any direct description of it.
The unsettling effect of this kind of story comes from characters treating the impossible as one more problem to manage alongside bills, chores, and family obligations. Deadpan acceptance is more disturbing than shock, because it suggests people will normalize almost anything that arrives inside a familiar routine.
Very short forms leave no room to explain, justify, or resolve an anomaly, so the strange element stays unassimilated and lingers after the story ends. Compression shifts the work of interpretation to the reader, and that makes the effect stronger rather than weaker.