Kana Koumoto - a cheerful 17 year old who can often be a klutz and nosey. One day, while hanging out with her besties (Pets, Mossan and Hijiri), Mossan starts making a rocket using empty soda bottles. 
You know that already...
Das solltest du doch auch wissen mittlerweile.
Ya lo sabes.
Ya lo sabes.
Je le sais et tu le sais.
Dovresti averlo capito anche tu ormai.