After Chilean writer María Carolina Geel murders her lover, the case captivates shy legal secretary Mercedes, sparking a connection between the two women.

Augusto and Paulina have been together for 25 years. Eight years ago, he was diagnosed with Alzheimer’s disease. Both fear the day he no longer recognizes her.

When a daughter becomes concerned about her mother’s well-being in a retirement home, private investigator Romulo hires Sergio, an 83-year-old man who becomes a new resident—and a mole inside the…