Ollie Trinke is a young, suave music publicist who seems to have it all, with a new wife and a baby on the way. But life deals him a bum hand when he's suddenly faced with single fatherhood, a defunct career and having to move in with his father. To bounce back, it takes a new love and the courage instilled in him by his daughter.

ER explores the inner workings of an urban teaching hospital and the critical issues faced by the dedicated physicians and staff of its overburdened emergency room.