He helps to track the international crime lord, and figures out that Suzanne Stanwyck, Brenda's colleague, is The Balkan's wife, and eventually that Theo Hoffman is The Balkan. Spinelli is also of assistance when Brenda's son is kidnapped, and he tracks Suzanne and the child down, facilitating Sonny, Dante Falconeri and Carly Jacks to retrieve him.
He plays a pivotal role in tracking the global crime lord, and discovers that Suzanne Stanwyck, Brenda's colleague, is The Balkan's spouse, and ultimately reveals that Theo Hoffman is indeed The Balkan. Spinelli also provides essential assistance when Brenda's son is kidnapped, helping to locate Suzanne and the child, which enables Sonny, Dante Falconeri, and Carly Jacks to rescue him.