A sudden death reunites the Garcias and San Roman. Lidia and Manuel fight for their romance, but Francisco moves into the house. Lydia's promotion means settling in Monterey. Rosa manages her husband's memory while trying to bring Jaime into her life. The two families deal with death differently and prepare for a new life.
Lidia and Manuel are a newlywed couple whose families have only met once. Now, they get together again to celebrate Mother’s Day. But there is a secret in the family that as soon as it explodes, will change it all. Esmeralda and Rosa must lean on each other to get through the day that seems to have something against them.
Manuel is preparing his next show, a musical about making a musical show. He seeks the help of Sara his ex-wife and renowned choreographer to direct. In the casting, the young Ines will appear as a rising star while dealing with her father and local mob. During the rehearsals, the passion and tension will grow among the dancers. Powerful Mexican music sets the tone and a play will emerge in which tragedy, fiction and reality intertwine.
The "Soy Luna" cast bid farewell, live at the legendary Luna Park arena in Buenos Aires. All the intimacy backstage and a look back over the history of the series, from the first rehearsals, the shooting sessions and the tours, down to the final farewell of a series that has left its mark on millions of fans.