She leaps from the bed, you fear the worst. She laughs and says, 'Powers, you're such an amateur - I really don't know how you have survived this long". 

You realise what you have said - 'hound'. What a fool, of course it was Kirche, or church.

She gives you a sympathetic and somewhat ironic smile and as she leaves the compartment she slips a key into your hand.

You use the key to open the briefcase