On a busy Saturday night at King's College Hospital, staff have to juggle the needs of elderly patients and sick children alongside those who are drunk or violent. Paramedics bring 12-year-old Grace into resus after she falls down a flight of stairs, while Sarah and Andy are concerned for their 10-month-old son Dexter, who has a high temperature and is unresponsive. Elsewhere, clinical site manager Gordon has a series of tests as a result of senior sister Jen noticing his bloodshot eye