After a horrible birthday alone followed by a lovely night out, Norah wakes up with a terrible hangover and a hunch of being a murderess.

“How about you slip into something more comfortable, like a few drinks and some Chinese food?”

– Harry

The Blue Gardenia is Lang's hard-bitten take on the gruesome Black Dahlia murder case and part of his newspaper noir trilogy together with While the City Sleeps and Beyond a Reasonable Doubt, both from 1956.