‘Betrayal’ at Raven: In a threesome of friends, lovers, fidelity emerges as a relative concept

Review: Harold Pinter’s play “Betrayal” begins at the end – beyond the end, actually. And from there, this gritty slant on the eternal triangle works its way backward through the embers, the blaze and the multifarious deceptions of an affair. The affair is a tangled, bruising mess; the telling of it, at Raven Theatre, is a thing of raw-boned beauty. ★★★★