In ‘The Invite’ and ‘Camp Miasma,’ Sex Comes With a Mentor

In films like “Teenage Sex and Death at Camp Miasma” and “The Invite,” middle-aged sexual gurus are helping younger characters — and audiences — relearn desire.

​In films like “Teenage Sex and Death at Camp Miasma” and “The Invite,” middle-aged sexual gurus are helping younger characters — and audiences — relearn desire.