Natsuki and Sakura are alone together in the club room, and decide to play Word Chain to pass the time. The Natsuki vs. Sakura Word Chain battle has escalated from a mere pastime to a fierce competition. The girls are planning a Surprise Party before Natsuki's birthday.
1.被封印的話語！！
2.激鬥的盡頭！！
3.驚喜派對
