Pain of the Past by Sarantos

Pain of the Past is the 3rd book to the fiction fantasy trilogy by Sarantos. Sarantos continues his epic adventure with his motley crew of companions relentlessly searching for a cure for Sergio. During their adventure, Sarantos, Wallis and the rest of the gang find themselves in many strange worlds, lose a member of their close-knit group and find a long-lost surprising blast from the past. The thrilling conclusion continues to reveal surprises around every corner including a hidden island painted in orange and black. Will they help Sergio find a cure as they race against time? Why is the end full of bubbles?