The Crystal Cuckoo recently arrived to Netflix’s catalog and, since its premiere, the Spanish production has managed to attract the attention of thousands of viewers for its disturbing tone and mystery-laden story.
The series, based on the novel by Javier Castillo, is presented as a brief but intense fiction that has left many wondering if it could continue beyond its six episodes.
What is “El cuco de cristal” about and who stars in the series?
The story follows Clara Merlo, played by Catalina Sopelana, a young medical resident who has just saved her life thanks to a heart transplant. However, during her recovery she begins to feel a restlessness that is impossible to ignore: she needs to know who her donor was and what he left behind.
That impulse takes her to a small town marked by secrets, where she meets characters played by Álex García, Itziar Ituño, Iván Massagué and other actors who bring to life an environment full of tensions.
As she advances in her investigation, Clara delves into a web of events silenced for almost twenty years, discovering that the heart that now beats inside her is connected to a mystery much deeper than she imagined.
Will there be a season 2 of “The Glass Cuckoo”?

So far, all indications are that there will not be a second season. The series was conceived from the beginning as a
For this reason, and as reported by El Comercio, there is currently no official announcement that the creators are working on new episodes.
Could Netflix reconsider in the future?
Although miniseries usually stay as they were designed, in streaming an unexpected twist can never be ruled out. Platforms sometimes reevaluate their decisions if a fiction achieves an exceptional performance or generates a strong audience movement.
In that scenario, Netflix could explore alternatives such as a spin-off, a parallel story or a project inspired by the universe of the novel. However, this would be especially complex because Javier Castillo’s book has no sequel, which would require the development of completely new material.
For now, the idea of an expansion is only a remote possibility, which will depend on the success of the series and the platform’s interest in continuing to explore this narrative world.







