The Ruby Airship

In this sequel to The Diamond Thief, trapeze-artist Remy has left the circus and her life as a thief, but she doubts that detective Thaddeus Rec will ever truly trust her. Feeling torn between her new life and her old, Remy decides to return to France and her old circus with Yannick, an old friend who unexpectedly appears.
Meanwhile, Thaddeus is sure that Yannick us up to no good. He's determined to find them and win Remy back, even if he must risk a journey by airship to do so.