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.
Then you just have to think about a 
lot of things and try them yourself.
Solo debes pensar en muchas cosas
y probarlas tú misma.
Aí, você só precisa pensar
em muitas coisas e testá-las.