Christophe Bec is a writer and artist. Born in France, he spent the first few months of his life in Morocco due to his parent's work. Attracted to comics from an early age, he began his career by producing fanzines, one of which earned a Best Fanzine nomination at Angoulême Comics Festival. He joined the Comics School of Angoulême the next year. Known for the art behind "Absolute Zero", "Sanctum" and "Prometheus", he is also the author of "Pandemonium", "Shadows of Salamanca" and "Carthago". "Sanctum" earned him nominations for Best Comic Album at both the Cognac Detective Film Festival and the Jules Vernes Film Festival. He also won the Uderzo Prize for his series "Lent".

Born in Italy in 1976, Ennio Bufi graduated in sculpture from the Academy of Fine Arts in Bari. From 2007 to 2010, he worked in animation and participated in several productions as a graphic designer and character designer. After having been noticed for his work as an illustrator, he published for the first time in France with Grand Angle, a book entitled Clandestino written by Marzano. In 2013, he then worked with Geronimo Stilton on a children's series at Glénat. In 2016, he illustrated Vértigo at Lombard and joined Humanoids to take over the Carthago series from Milan Jovanovic.