No Exit is iconic and important, even if it is a little obvious in retrospect and even if Sartre's ideas have become a little cliche. (Well, that's to his credit, isn't it?) I haven't read Electra (the Sophocles version) in forever but I feel like The Flies is an interesting reworking of the myth / ...
Three strangers are trapped in a hotel room in Hell. Each character is attracted to one roommate and repulsed by the other. Each pursues the person who rejects them in a never ending cycle of frustration. When the door is unlocked they are too afraid of the unknown to leave the miserable situation...