Scottie Fergusson es un detective de la policía de San Francisco que padece de vértigo. Cuando un compañero cae al vacío desde una cornisa mientras persiguen a un delincuente, Scottie decide retirarse. Gavin Elster, un viejo amigo del colegio, lo contrata para que vigile a su esposa Madeleine, una bella mujer que está obsesionada con su pasado.
Sinopsis en inglés:
Viridiana, a young novice about to take her final vows as a nun, accedes, moved purely by a sense of obligation, to a request from her widowed uncle to visit him. Stirred by her resemblance to his late wife, he attempts to seduce her and tragedy ensues. In the aftermath, Viridiana tries to assuage her guilt by creating a haven for the destitute folk who live around her uncle's estate. But little good comes from these good intentions.