TV Harmony Secret - Season 1 Episode 1 : Episode 1 Harmony Secret - Season 1 Episode 1 : Episode 1 /10 by 1 users Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national Duty-Free bid. From the moment they meet, an undeniable attraction sparks. Details Casts Posters Images Title Harmony Secret - Season 1 Episode 1 : Episode 1 Alternative Titles First Air Date 2025-07-26 Last Air Date 2025-08-09 Number of Episodes 8 Number of Seasons 1 Genres Drama, Networks ONE 31, iQIYI International, Casts Punyapat Wangpongsathaporn, Saranphat Pedersen, Nichapalak Thongkham, Jiratchaya Kittavornsakul, Akalavut Mankalasut Plot Keywords , Aiwarin Punyapat Wangpongsathaporn Maevika Saranphat Pedersen G Jirana Nichapalak Thongkham Jam Yolada Jiratchaya Kittavornsakul Rachen Akalavut Mankalasut Episodes List Harmony Secret Season 1 :Episode 1 Episode 1 Episode 1 2025-07-26 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 2 Episode 2 Episode 2 2025-08-02 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 3 Episode 3 Episode 3 2025-08-09 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 4 Episode 4 Episode 4 2025-08-16 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 5 Episode 5 Episode 5 2025-08-23 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 6 Episode 6 Episode 6 2025-08-30 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 7 Episode 7 Episode 7 2025-09-06 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national... Harmony Secret Season 1 :Episode 8 Episode 8 Episode 8 2025-09-13 Two business heiresses—Aiwarin and Maevika—from a hotel empire and from a department store dynasty, respectively, compete for a national...