| The Book of Us: The Demon | ||||
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| EP by | ||||
| Released | May 11, 2020 | |||
| Genre | [citation needed] | |||
| Length | 28:28 | |||
| Language | Korean | |||
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| Day6 chronology | ||||
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| Singles from The Book of Us: The Demon | ||||
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| Music video | ||||
| "Zombie" on YouTube | ||||
The Book of Us: The Demon is the sixth extended play by South Korean band Day6. It was released by JYP Entertainment on May 11, 2020. The album contains eight tracks including the lead single, "Zombie".