Detective Comics (1937-) #544

At the mercy of the Thief of Night, Batman is saved by Nocturna. This seductive beauty of the night confides that she knows Batman's secret identity and professes a forbidden love for him. The Dark Knight is left to contemplate her indecent proposal. He must do what is best for Jason Todd and what is right by the law. Plus, Green Arrow's photographer partner, Sharon Greenglass, has been taken hostage by two super-powered lunatics. Can he save her and keep his secret identity secret at the same time?