Series

The Longest Promise

★ 7.4(26)202345m1 season

Sci-Fi & Fantasy Drama

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The Longest Promise is streaming on Netflix and Netflix Standard with Ads in Mexico. Availability checked 12 June 2026.

Where to watch The Longest Promise

🇲🇽 Mexico

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Good to know

Release date: 2023-07-02
Runtime: 45m
Language: Mandarin
Seasons: 1
Episodes: 40
Network: Tencent Video
Status: Ended
Country: China
Studio: Tencent Pictures

The Longest Promise — trailer

About The Longest Promise

The Longest Promise is a 2023 web series in the Sci-Fi & Fantasy and Drama genres, starring Xiao Zhan, Ren Min and Fang Yilun. It spans 1 season and 40 episodes, and originally aired on Tencent Video. It holds an average rating of 7.4/10 from 26 viewers. Below you can see where to watch The Longest Promise in Mexico — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

From the Kong Sang Continent comes the tale of the tumultuous love story of Princess Zhu Yan of the Chi Yi Tribe and Royal Prince Shi Ying, The framing of the Queen results in the Prince being banished to Jiu Yi Mountain to cultivate. Once solely focused on his tasks, he develops romantic feelings for his disciple Zhu Yan. But their student/teacher relationship prevents either from expressing their true feelings. Fate then works against them when they choose opposing sides in a political struggle of life and death proportions. Eventually, putting aside their issues, they pledge to protect their beloved Kong Sang Continent.