The Monster Within

The Monster Within

Doctor X's TV Asahi teams up with Itaewon Class's SLL for a Japan–Korea original drama. A beautiful, solitary lawyer falls for a man—who's a killer. Mamono is a bold, visually stunning love suspense exploring infidelity, DV, and sex, revealing the distorted lives of unfulfilled people driven by desire. (C) TV Asahi · SLL
2025
DramaDarkIntense
DramaDarkIntense
2025
Season 1

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The Monster Within
DramaDarkIntense
2025
Doctor X's TV Asahi teams up with Itaewon Class's SLL for a Japan–Korea original drama. A beautiful, solitary lawyer falls for a man—who's a killer. Mamono is a bold, visually stunning love suspense exploring infidelity, DV, and sex, revealing the distorted lives of unfulfilled people driven by desire. (C) TV Asahi · SLL
Creators and Cast
Directors
Jin HyukYusuke TakiTakashi Ninomiya
Producers
Satoko UchiyamaJun-seo ParkShinko NakagawaChoi Hye-wonSari KijimaCho-hee ImMisato Kawano
Cast
Kumiko AsoAkihisa Shiono
Studio
TVAsahi
Content advisory
16+
Flashing lights and strobing patterns might affect photosensitive viewers
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