Two young Japanese visitors, Hiroshi and Susumu, ask Tom to locate an old man named Noburu. Tom finds him but is reluctant to tell his clients until he knows the reasons for their search. Tom finds out that that the young Japanese men plan to kill Noburu in order to avenge their family's honor.

A hotel violinst asks Tracy and Tom to guard his valuable instrument. But the fiddler himself needs guarding because his ex-wife and the former boyfriend of his current wife are out to murder him. They startle him into a heart attack, then remove his medication. When Steele manages to get him to the hospital in time to save his life, the killers make a second attempt on his life.

A government agent wants Tracy to help cut some red tape for a lady scientist, but he finds that she is also the target of Red Chinese agents who want to kidnap her.