This ad starts off in a Japanese university dorm room with every otaku’s fantasy…
…and that’s when the school administration breaks up their little party:
It turns out that they don’t approve of the young ladies’ beverage choice, Oasis:
The admins find a magazine featuring the Oasis mascot on its cover, a giant rubber duck with a serious dislike for water and dismiss it as a myth…
…and since this is a Japanese ad, things escalate quickly.
Very, very quickly:
Enjoy the video!