"The Mark of the Devil" is the third and last chapter of Alex Puddu's trilogy with Italian legendary vocalist Edda Dell'Orso, here featured in three songs. Written, arranged, produced and performed by Alex Puddu, together with many great musicians, the album is Dope-Groove, is Prog-Rock, is Psych-Blues, a walk through the gates of hell within Lust and Temptation. This album is the most obscure and experimental Alex Puddu has ever made to date!