Low City — M.K. Alexander

Tractus Fynn has gone missing somewhere in time and history... It's up to his partner, intrepid reporter Patrick Jardel, to find him and save him from his torment. But Patrick has troubles of his own. He's just arrived in a parallel timeline where coffee is contraband. Things can't end well in this rollicking globe-trotting, era-hopping, history-bending saga.