Dangerous Son is the first episode of Season 6 of CSI: Miami.
Horatio investigates the murder of a probation officer and soon comes to believe that one of the chief suspects in the crime may be a son he never knew he had. To confirm his suspicions, he hires Yelina to investigate the boy's background. Later, a prison guard's wife is kidnapped and held for ransom.
- Horatio learns that Kyle Harmon is his long-lost son.
- It's revealed that Ryan is now working at the gun range.
- Natalia begins to practice for her exams so that she can become qualified to carry a gun.
- It's revealed that Tripp is now working on Patrol and has also passed his exams, resulting in him being promoted to the rank of Sergeant.