A man who suspects his wife of betrayal hires Zózimo to investigate, but she is an old flame from the detective's past.

Zózimo discovers that Arlindo was investigating Laura, and although Pedro forgives her, she is murdered; Zózimo then hires Arlindo to investigate Marli.

Zózimo is hired by Dr. Bezerra to investigate his wife, Paula.

Zózimo investigates when an accountant is killed; Suzana and her husband are suspects in a robbery.

Paranhos falls in love with Celeste after arresting Almir, who is later murdered; Gracinda tries to hire Zózimo, but he refuses.

Zózimo gets involved with the mysterious Vera, a widow who seems to have many secrets.