She is having a perfectly pleasant afternoon — a park bench, a trivia project, a new engagement ring she cannot stop admiring — until an old flame walks back into it carrying a folder. Her journey is the play's full emotional range: delight, pride, devastation, rage, and a hard-won decision to be fine, in roughly that order. The role demands an actor who can pivot on a dime — the coughing fit alone is a comic set piece, and the collapse over the photographs has to be played for real or the ending doesn't land. Her final "Fine!" — watching him walk away — is the play's last reversal, and she has to earn it with everything before it.

A private investigator on a routine case, killing time before an appointment — until he recognizes an old flame on a park bench, the woman he never got over. The reunion goes well. Then she shows him a photograph of her fiancé, and he realizes the man in the photo is the man in his folder. The rest of the play is his decision: whether to hand her the evidence. His comedy is hesitation — the near-hugs, the near-pats, the circling, the reaching-and-stopping. His drama is the same thing. The actor needs impeccable comic timing and the restraint to let the folder decision play as genuine moral weight; he is a man doing the right thing at the worst possible moment, and hating every second of it. The role rewards a performer fluent in silent-comedy vocabulary — this is the closest a modern script comes to handing an actor a Buster Keaton part.