8 books • 2 series
Book #1: Mephisto Coloring Therapy Bright Side, Volume 1
Book #2: Mephisto Coloring Therapy Bright Side, Volume 2
Book #3: Mephisto Coloring Therapy Bright Side, Volume 3
Book #4: Mephisto Coloring Therapy Bright Side Volume 4
Book #1: Mephisto Colorin Therapy Dark Side, Volume 1
Book #2: Mephisto Coloring Therapy Dark Side, Volume 2
Book #3: Mephisto Colorin Therapy Dark Side, Volume 3
Book #4: Mephisto Coloring Therapy Dark Side Volume 4
