From KCRW Santa Monica and KCRW.com, this is The Treatment.

Welcome to the treatment, which you can also hear at KCRW.com.

My guest, writer-director, Lynn Shelton, has a thing for drinking leading to sex.

Her last two movies have dealt with this.

First of all, Hump Day, for which she was here last, and we had a terrific time as a terrific

movie, and her newest movie, her sister's sister, also has a situation where too much

imbibing leads to funny, unusual, sexual talk and even sex.

Lynn Shelton is back. Thanks so much for coming back, Lynn.

Thanks for having me, Elvis. It's great to be here.

And alcohol goes through all of your movies. I mean, it's...

Like a little river, a river of social lubrication.

I was thinking it provides an enormous amount of ease and drunken behavior, but you can explain this to me.

I mean, because it ends up being a way for people who are kind of uncomfortable with the situation dealing with that.

Yeah.

Well, just the way, I mean, this movie also takes place on an island, and it's completely isolated from, you know, societal bounds, both metaphor.

But you've done movies or people, you've done movies where people have been in the cabin and been isolated and away from things.

Exactly, yeah, off in the middle of the woods with my second feature.

And I think that I'm drawn to those, those devices of unlocking people out of their, their sort of normal, you know,

behavior patterns and maybe feeling a little freer from the strictures of society and or their

kind of everyday humdrum lives to be able to think in ways that they wouldn't normally think and behave in

ways they wouldn't normally behave and just feel freer to kind of push the boundaries of their

own, you know, limitations. And then too good or bad, you know, ill or various effect. And then maybe

...