This document provides a summary and analysis of the opening scenes of the film "28 Days Later". The summaries describe settings including a public place with police on horseback dispersing tear gas during an incident, a dark laboratory conducting experiments on a chimpanzee, and a nervous man in a lab coat calling someone on a telephone dated to the 1990s. Subsequent scenes show a character waking up alone and confused in an abandoned, dark hospital in a deserted London with overturned vehicles and no people. Notes posted on a wall may provide clues to what happened in the town during the 28 days referred to in the title.