A) Mrs. Bryerson poodle disappeared, Mona and Lily think that he became a ghost and that the Phantom Dog Catcher caught him. They have to look for him and bring him back home safe.
B) Mona made a Frankensteinorsaurus, following the instructions on a comic book, for her science project. She added everything that it needed to become real. Angela and George try to destroy Mona's dinosaur, but their plan backfires when the dinosaur comes alive and eats them (Luckily it didn't had a digestive system).
A) Mona le Vampire et Princesse Invincible essaient de trouvé Blitzy, le chien de Madame Baterville, la voisine de Mona. Ils découvrent un autre univers où quelque chiens ont disparuent du village par Le Misérable chien fantôme.
B) Frankensteinasaurus, un dinosaure à intelligence artificielle crée par Mona a disparu. Celle-ci pense que son dinosaure est devenu vivant et il semblerait qu'Angela et George soient disparus aussi.
布莱克森太太的狮子狗神秘失踪了，怎么回事？所有线索都指向幽灵狗房！用阿方作诱饵，莫娜和莉莉跟踪偷狗的坏人来到他的老巢，作最终的了结。 年度科学展览开始了，莫娜又出新花样，她按照连环画里说的，用琥珀DNA采样、纸制的模型和一个基因粘贴配方创造了一个恐龙！她要赢得科学展览比赛冠军！不过她必须在这个大怪物毁灭城市之前抓住它。
