Family Business: Lydia Chin and Bill Smith, Book 14 by S. J. Rozan (Ex-Library HC/DJ)
When Lydia, Bill, and Choi's niece go to the building, they discover the Tong members are equally divided on the question of whether the niece should hold onto the building or sell it—and make them rich. Entering Choi's private living quarters, they find the murdered body of Choi's chief lieutenant.
The battle for the building has begun. Can Lydia and Bill escape being caught in the crossfire?