Yume Oukoku to Nemureru 100-nin no Ouji-sama | Episode 8

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The heroine is an ordinary, everyday woman until the day she finds herself in another world and discovers that she’s actually a long-lost princess. Now, she must enlist the aid of the world of dreams’ princes and defend against the onslaught of nightmarish monsters known only as the dream-eaters.

(Source: Sentai Filmworks)