Yeah, a 'try again' button at the end, I mean, I also missed more aspects of sleep paralysis, like hearing voices, seeing monters, demons (whatever people call what they see), hallucinations, or even more things to explore in the dream itself with that 'key creature' doing something else than just make the player choose the key, like showing something or saing something, 'cause you see, I used to have sleep paralysis frequently, ofentenly after a pretty bad nigthmare (i'm not a native speaker and maybe my english is not that good).