Giulia Francesca Massaglia was born in 1989 in Asti, where she graduated from the Art Institute in Cataloguing of Cultural Heritage. Later he obtained a specialization diploma in comics at the International Academy of Comics in Turin. Since 2013 he has been collaborating with the publishing house Lo Scarabeo for which he illustrated four tarot decks in addition to the astrological-themed calendar of 2018.
In 2014 he became a pencilist for Sergio Bonelli Editore on the horror series Dylan Dog making seven stories of the nightmare investigator, including the number 389 of the Meteor Cycle.
He also collaborated in the book Il Mistero del Lago always for Sergio Bonelli Editore and published in 2016 the graphic novel on the First World War Da Caporetto alla Vittoria.
In 2018 he drew a story for Astorina on the Great Diabolik and then moved on to the regular series paired with Stefania Caretta forming the duet of Le Diabolike.
Always together with his colleague she started a collaboration with the well-known Milanese haute couture house ETRO.
He currently draws on Diabolik as a pencilist and is working for France making the western
series Red Gun for Editions Soleil