"Pilot of Korval" finds Er Thom yos'Galan and Daav yos'Phelium, raised together as brothers, separated and beginning to learn their adult roles of trader and scout.
In "Breath's Duty," a grown-up Daav must undertake a painful duty of friendship -- find his best friend's ship, which was lost in the aftermath of a space battle, and return it, if he can, to Scout Headquarters.