While Mahiro updates Yuko's computer operation system, Mahiro eventually asks for Yuko's computer password, in which Yuko reveals that her computer password is her birthday, June 17th. Mahiro and Yayoi are shocked to find out that Yuko's birthday is today. While Yuko finishes baking some cookies, Yayoi then proposes a strategy meeting to Liones, Nina, Mahiro, Karin and Karen about planning a surprise birthday party for Yuko. After they come up with ideas, they settle on having a pajama party...