14.08.18 Line teaser "You waited for me, really you"

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15.08.18 tracklist

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16.08.18 Up teaser + + The moment when we hold our hands + +

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16.08.18 Teaser MV 이달의 소녀 (LOONA) "Hi High"

17.08.18 group teaser 1 ""HeeJin HyunJin HaSeul YeoJin Vivi Kim Lip JinSoul Choerry Yves Chuu Go Won Olivia Hye and Orbits"

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17.08.19 group teaser 2 "1, 44, 72, 104, 195, 231, 265, 297, 420, 450, 483, 542. The times full of antecipation and hope, sometimes full of tears and love. Now towards the 684 of LOONA. Hi High.

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20.08.18 MV Debut 이달의 소녀 (LOONA) "Hi High"

04.09.18 MV Choreography "Hi High" Original Choreography Ver.

album cover ++ normal a version

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album cover ++ normal b version

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album cover ++ limited a version

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album cover ++ limited b version

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