Mari and Waka plan on making a cake for their friend, but plans fall apart when Mari opens a mysterious book that sends her flying back in time where she ends up crossing paths with William Gilbert.
Being a scientist means doubting things 
believed to be common knowledge.
Ser científico significa dudar de cosas
que se consideran de sentido común.
Ser cientista é duvidar das coisas
que se acredita que todos sabem.