Insynn (NINE Series, #3)

Someone, or something, is murdering the entourage of Theron Sava, newly appointed head of his family's crime syndicate. Fearful for both his life and his reputation, Theron's advisors reach out to the crew of the Arazura, and beg for help in discovering the killer's identity. Amid tension, old wounds reopening, and uncertain loyalties within the group, the investigation quickly leads to explosive confrontations and startling revelations. And Phaira, Cohen, Renzo, Sydel and CaLarca soon realize that this assassin, and this underworld life, might be their ultimate ruin.