Today is Celebri-Tea member Shirakabe Mako's birthday. Living with so many friends at Takako-so, Mako has good reason to expect a big party with lots of presents. However, for some reason, Mako isn't able to tell her new friends what day it is. Hoping to be pampered, but unable to say the word "birthday," Mako starts taking unusual steps to make her friends notice. Meanwhile, one other Takako-so resident also starts acting suspiciously.
But those chips have one
 unfortunate side effect.
‫لكن هذه المقرمشات لها تأثير سلبي وحيد.
Aber diese Chips haben einen Nachteil …
Solo tienen un defecto.
Solo tienen un defecto.
Ces chips ont juste un petit défaut.
Ma quelle patatine
hanno un effetto collaterale.
Mas essas batatas têm um efeito infeliz.
Правда, у этих чипсов есть неприятный побочный эффект.