The series premiered first in the United States on 30 September 2019 on Univision,[2][3][4][5] and its first season ended on 22 November 2019 with a total of 38 episodes.

After this, the capo Lamberto Garza decides to protect his grandchildren and sends Miguel to study outside of Mexico and turn him into a successful businessman, while he sends Chisca (Cassandra Sánchez Navarro) to a boarding school in Spain and he keeps Jorge (Juan Pablo Gil) by his side at the ranch where he lives and from where he controls the largest drug transport in the region of Mexico.

[10] But suddenly he receives a call from Dora, the wife of his grandfather Lamberto, in which she tells him that he must travel to Mexico soon as it is a matter of life or death.

Upon returning to Ciudad Jimenez, Mexico, Miguel realizes that his grandfather suffers from Alzheimer's disease and that he is very weak in heart.

[10] Miguel without so many complaints, decides to accept the position as the new leader of the cartel of his family, but he does not pretend to be a drug dealer, on the contrary he accepts the position as a challenge, since he thinks that he can turn the family business into something else, such as for example in making money circulate around the world to make large legal financial investments.

[10] Now Miguel must make everyone adapt his own rules, since he is not accustomed to the world of the mafia and the narcos, thanks to Japanese culture, he knows how to fight like a samurai warrior, heal wounds with ancient millenary techniques and speak several languages.

[22] Filming of the series began on 13 November 2018 with the title El último dragón,[23] and concluded on 25 July 2019, thus confirming a total of 82 episodes for the first season.

[24] The series is created by Spanish author Arturo Pérez-Reverte, produced by Carlos Bardasano and deloveped by W Studios and Lemon Films for Univision, and Televisa.

[25] Part of the story of El Dragón takes place in Japan, one of the countries with the greatest tradition in martial arts.

[24] In addition to filming in Spain, Japan and the United States, the Mexican cities of Veracruz, Huatulco, Mazatlan and Cuernavaca served as locations for the series.