Spiraling off the tip of Cape Cod, Provincetown has long been a place of escape, new beginnings, and diverse communities. Famous as an art colony, known for the Cape Cod School, its gallery scene is vibrant. Gay life is everywhere. Boston comic Mark Winslow has arrived this summer with a group of fellow improv actors ready to break into Provincetown's club circuit. It should be a carefree summer, but currents swirl beneath the sunny surface. Does...