What happens
Diomedes arrives at Calchas' tent to claim Cressida. Troilus and Ulysses watch hidden as Cressida greets Diomedes intimately. When he demands the love token Troilus gave her, Cressida first refuses, then surrenders his sleeve. Troilus, witnessing her betrayal firsthand, fractures psychologically—unable to reconcile the woman before him with the one he loved. He vows violent revenge on Diomedes while Ulysses urges him to leave.
Why it matters
This scene is the play's emotional center: Troilus's faith collapses. Until now, he could sustain hope through absence and distance. But watching Cressida touch Diomedes' face, whisper intimately, and yield the sleeve—his token of fidelity—shatters the last refuge of denial. Troilus's language becomes fragmented and contradictory: 'This is and is not Cressid.' He cannot make the woman before his eyes match the Cressida he carries in his heart. The scene stages not merely infidelity but the death of idealism itself, as the gap between imagination and reality becomes unbridgeable. Ulysses, pragmatic and cold, watches this breakdown with clinical detachment, offering only the advice to leave.
Cressida's behavior here resists simple judgment. She does not leap into Diomedes' arms; she hesitates, demurs, even takes back the sleeve momentarily. Yet she surrenders it. The play leaves her psychology opaque—is she surviving by adapting to her new circumstance, or enacting the betrayal legend demands she perform? Her line 'I will not keep my word' suggests self-awareness bordering on despair. Troilus's response to her weakness is rage and misogyny: he blames 'our sex' for being ruled by eyes rather than minds. His vow to haunt Diomedes 'like a wicked conscience' transforms personal heartbreak into a promise of eternal violence, collapsing love and war into a single vindictive impulse.