Houki calls her sister, Tabane, who reveals she has completed an IS called Akatsubaki just for her. After being hassled in the morning by Laura, Ichika goes with Charlotte to the mall to buy swimsuits for their beach study session while Lingyin, Cecelia and Laura stalks them. When Charlotte notices them following her, she hides with Ichika in the dressing room to show off her swimsuit, but they are both discovered by Chifuyu and Maya. During the beach study session, the girls try to get close with Ichika with various results. As sunset arrives, Chifuyu talks with Houki about Tabane and believes her sister will come with the Akatsubaki IS on July 7.
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