# Harmony Secret (ดีลลับฉบับเล่นเล่ห์)
**Harmony Secret** (ดีลลับฉบับเล่นเล่ห์) is a 2025 Thai girls' love (GL) television series produced by CHANGE2561, in which two business heiresses who have been rivals since school compete for a national duty-free concession while falling in love.[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) It aired on the One31 channel in eight episodes on Saturdays at 22:30, from July 26 to September 13, 2025, and stars Lookmhee Punyapat Wangpongsathaporn and Sonya Saranphat Pedersen.[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8)
| Key fact | Detail |
|---|---|
| Original title | ดีลลับฉบับเล่นเล่ห์ (2568/2025)[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) |
| Broadcast | One31, 8 episodes, Saturdays 22:30, July 26 – September 13, 2025[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) |
| Production | CHANGE2561 Co., Ltd.; directed by Kritsada Techanilobon[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) |
| Leads | Lookmhee Punyapat Wangpongsathaporn as Aiwarin (Ai); Sonya Saranphat Pedersen as Maevika (Mae/Maple)[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) |
| Genre | Drama, LGBTQ+, Girls Love (GL), romantic[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) |
| Source | Adapted from an online novel of SERENISTA[2](https://brickinfotv.com/entertainment/282134) |
| Streaming | Netflix (including the United States) and iQIYI[3](https://www.justwatch.com/us/tv-show/harmony-secret) |
## Spoilers
### Plot
Maevika (Mae/Maple), the only heiress of Superior Group, one of the country's leading department store conglomerates, is a confident young woman until she loses a joint school project competition to Aiwarin (Ai), the only heiress of Orianna Group, one of the largest hotel empires in the nation.[4](https://www.iq.com/album/harmony-secret-2025-1kvqlgzlawd?lang=en_us) Years later, as leaders of their respective companies, they compete head-to-head for the Greater Duty Free concession, a multi-billion project.[4](https://www.iq.com/album/harmony-secret-2025-1kvqlgzlawd?lang=en_us)
Circumstances force the two into close proximity, turning their rivalry into an uneasy alliance. For Mae, the closeness is a strategy to uncover Ai's secrets and win the bid; for Ai, it is a chance to get closer to the woman she has secretly loved since the day they met.[4](https://www.iq.com/album/harmony-secret-2025-1kvqlgzlawd?lang=en_us) Netflix's synopsis frames the same premise as rivals becoming lovers while hidden ambition threatens to undermine their relationship.[5](https://www.netflix.com/th/title/82761822)
## Cast and crew
The main cast pairs Lookmhee (Lukmhee) Punyapat Wangpongsathaporn as Aiwarin with Sonya Saranphat Pedersen as Maevika; the pairing is known to fans as LMSY.[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) • [6](https://yurithai.jp/dramas/harmony-secret) Supporting roles are played by Lilly Lapapa Thongkham as Jeerana, Belle Jiratchaya Kittavornsakul as Yam, Pangpond Akalavut Mankalasut as Rachen, and Earth Nuttanan Khunwat as Atthawit.[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) Netflix also lists Jiratchaya Kittavornsakul, Akalavut Mankalasut, Nuttanan Khunwat, and Nithi Samutkojorn among the cast.[5](https://www.netflix.com/th/title/82761822)
The series was directed by Kritsada Techanilobon, with Ticha writing the television script and Chod Saithip Montrikul Na Ayudhaya and S Vorarit Vaijairanai serving as series script supervisor and production controllers.[1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) The original music composer was Arvee Pinit Sarapirom.[7](https://fmdb.mov/en/series/284488-harmony-secret)
## Release and promotion
CHANGE2561 released the official pilot on YouTube on February 15, 2025; it drew 8,260,623 views and 134,000 likes.[8](https://www.youtube.com/watch?v=ybqopyPA_d0) The official teaser followed on June 28, 2025.[9](https://www.youtube.com/watch?v=k2KvTabErXk)
**Premiere and fan events.** The HARMONY SECRET FIRST PREMIERE event on Saturday, July 26, 2025 sold out quickly, with Thai and international fans gathering at the Siam Pavalai Paragon Cineplex to watch episode 1 together; Lookmhee and Sonya performed the song "แค่รักก็มากพอ" ("Just Love Is Enough") at the event.[2](https://brickinfotv.com/entertainment/282134) In October 2025 the company held a Harmony Secret fansign in Bangkok with the four lead actresses, serving more than 400 fans.[10](https://brickinfotv.com/entertainment/291655)
## Distribution
The series streams on Netflix, including in the United States, and on iQIYI.[3](https://www.justwatch.com/us/tv-show/harmony-secret) • [4](https://www.iq.com/album/harmony-secret-2025-1kvqlgzlawd?lang=en_us) Netflix lists the Thai title with a 16+ maturity rating, while ThaiContentDB records a 13+ viewer rating and [JustWatch](https://www.edgepedia.org/justwatch) lists TV-14.[5](https://www.netflix.com/th/title/82761822) • [1](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8) • [3](https://www.justwatch.com/us/tv-show/harmony-secret) In Japan, the series is scheduled for release on Rakuten TV from September 18, 2026, distributed by Contents Seven.[11](https://www.c7-collection.com/harmonysecret)
## Reception
On MyDramaList the series holds a rating of 8.2 out of 10 as recorded by YuriThai, and JustWatch shows a user score of 8.1 from about 1,400 ratings.[6](https://yurithai.jp/dramas/harmony-secret) • [3](https://www.justwatch.com/us/tv-show/harmony-secret) The secondary couple of Lilly and Belle proved popular enough that the two actresses were later paired again in the CHANGE2561 series *I Wanna Be Sup'tar*.[12](https://www.daradaily.com/news/159379/read)
## References
1. [ดีลลับฉบับเล่นเล่ห์ (2568) – ThaiContentDB](https://www.thaicontentdb.com/en/dramas/cmesdqna30ntiwumqarw0m7e8)
2. ["Harmony Secret ดีลลับฉบับเล่นเล่ห์" เปิดตัวแรง บัตร Sold Out – Brickinfo News Agency](https://brickinfotv.com/entertainment/282134)
3. [Harmony Secret – streaming tv show online, JustWatch](https://www.justwatch.com/us/tv-show/harmony-secret)
4. [Harmony Secret (2025) – iQIYI](https://www.iq.com/album/harmony-secret-2025-1kvqlgzlawd?lang=en_us)
5. [ดีลลับฉบับเล่นเล่ห์ - Harmony Secret – Netflix](https://www.netflix.com/th/title/82761822)
6. [Harmony Secret – YuriThai](https://yurithai.jp/dramas/harmony-secret)
7. [ดีลลับฉบับเล่นเล่ห์ (2025) – FMDb](https://fmdb.mov/en/series/284488-harmony-secret)
8. [Official Pilot : Harmony Secret ดีลลับฉบับเล่นเล่ห์ | CHANGE2561 – YouTube](https://www.youtube.com/watch?v=ybqopyPA_d0)
9. [Official Teaser : Harmony Secret ดีลลับฉบับเล่นเล่ห์ | CHANGE2561 – YouTube](https://www.youtube.com/watch?v=k2KvTabErXk)
10. [Harmony Secret ดีลลับฉบับเล่นเล่ห์ จัดกิจกรรม FANSIGN – Brickinfo News Agency](https://brickinfotv.com/entertainment/291655)
11. [タイ「Harmony Secret」日本公式 – Contents Seven](https://www.c7-collection.com/harmonysecret)
12. ["ลิลลี่-เบลเล่" คู่จิ้นเคมีสดใสโดนใจคอซีรีส์ – Daradaily](https://www.daradaily.com/news/159379/read)
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*Topic: Encyclopedia › Arts and culture › Screen and stage › Film and television › Series and fictional screen worlds › International serial drama and telenovelas › Turkish, Middle Eastern, and African serials › Thai serial dramas (lakorn) › Premiered 2025 to 2026*
*Initially written Oct 3, 2026 · Reviewed: Oct 25, 2026 · Edited: Oct 15, 2026; Oct 25, 2026; Nov 1, 2026 · Last review: Oct 25, 2026*
*Copyright 2026 EdgeChat AI, a subsidiary of Biostate AI.*
License: Edgepedia Community License 1.0, https://www.edgepedia.org/edgepedia/license