大家都想无忧无虑的享受春假的快乐时光，但船出了事故他们来到了一个完全陌生的岛屿，弗兰克斯坦又被神秘怪物抓走...必须快些拯救他

The Monstruitas of Monster High are obsessed with going to Scaris, The City of Frights for Fashion international competition where the winner will become the apprentice of the world famous Madame Ghostier designer.

SKRM（终极滚轴迷宫）是怪物高中与不同怪物高中之间的年度比赛，由危险障碍和迷宫组成的滚轴德比构成。 花岗岩城市高中是由妖怪组成的高中队伍，也是怪物高中的老对手，他们在 SKRM 中击败了怪物高中，赢得了校徽，同时也带走了学校的精神。 这导致学校开始分崩离析，由于男孩们在比赛后受了重伤，他们决定不再参加比赛。 这促使食尸鬼代替男孩们参加 SKRM 比赛，他们换好衣服开始训练。 然而，男生们提出抗议，声称 SKRM 只是男生的运动，他们不会帮助食尸鬼训练。 这只会促使他们更加努力，争取在冠军赛中击败花岗岩城市高中。

Monster High: Ghouls Rule unearths an old conflict between "Normies" and monsters - and things are about to get scary! For years, students at Monster High were warned that Halloween was a night to stay inside and avoid conflict at all costs. But Frankie and her friends discover that ghouls and "Normies" once loved to spend the holiday together! The ghouls decide to turn back the clock and use the night to celebrate their individuality and show that it's okay to "Be Yourself. Be Unique. Be a Monster!"