Are you surprised the play is this long? Did you see THE FLICK?
The plot summary is intentionally vague. From a New York Times piece on Baker and Sam Gold:
“John,” she said, is the result of “a totally new set of obsessions,” though she wouldn’t share many particulars. With some reluctance, she provided only the first act of the script and access to a few of its scenes in rehearsal. She confirmed that in subsequent acts it veers away from naturalism, inspired by magical realist writers like Bruno Schulz and E.T.A. Hoffmann. “It hopefully gets weirder and weirder,” she said.
Link to full article