A Bitter Feast — S.J. Rozan

It's Lydia Chin's turn to go underground as the Chinese-American PI investigates a case that strikes at the heart of Chinatown's dangerously shifting power structure. Four restaurant workers, including a union organizer, have disappeared, and the union's lawyer hires Lydia to find them. But when a bomb shatters the Chinese Restaurant Workers' Union headquarters, killing one of the missing men and injuring the lawyer, Lydia is summoned by the prime suspect, one of Chinatown's most powerful men, to continue the search--on his payroll. With backup from her partner Bill Smith, Lydia goes undercover as a dim sum waitress, slinging steamed dumplings while dodging a lethal conflict between the old and the new orders, and searching for the missing waiters and their deadly secret--before someone serves them their last supper...