A terrifying mystery has its roots in the island of Murano in Venice, dating back to the era of the Republic of Venice in the 17th century. A mystery related to a cursed creature, the otherworldly Count Alvise Janus, a scientist and alchemist who "dedicated his entire life to the art of glassmaking... and, in a sense, even his death." A mystery that also involves Spider-Man, who is visiting the enchanting Venice for the first time. Now, it will be up to him to uncover what lies behind... THE SECRET OF THE CRYSTAL.