Erika bathes in a pond, bare breasts and rear seen, possibly a few frames of full frontal.
Franz looks at a picture of a bare breasted woman.
Erika opens her blouse and exposes her breasts to Franz, who touches them. They make out.
Bruno and an uncredited woman have sex, both clothed. He's seen afterwards shirtless.
Slang terms for sex act. Sexual dialog.
Erika and Bruno make out, implied they will have sex, clothed.
Erika sits topless, side view of breasts.
Erika and Gertie have sex, her breasts and rear seen, his partial rear seen. They get out of bed and walk up stairs nude, both show bare rear, possibly a few frames of full frontal for her. Their shadows seen as they have a pillow fight, shadows of anatomy seen. Erika seen topless as she descends stairs before dressing and leaving.