Guardian of Piri (1974)

the planet piri looks really enchanted, as do the minds of the earthlings who come down to it. commander koenig is the only one to doubt so much, unexpected luck. his suspicions grow when he meets a beautiful woman who invites him, like his peers, to free himself from the burden of physical necessities and abandon himself to the care of the great guardian, who exists only to satisfy every human need. but the place seems to be completely uninhabited apart from this woman and the earthlings.