Fulfilling his promise with Ruka, Kazuya goes on a date with her on her birthday, August 26th. They head to a local swimming pool where Ruka suprises Kazuya with a bikini she bought. Kazuya being flustered jumps into the pool with Ruka. Ruka then slips causing Kazuya to panic. As the chapter comes to an end, Ruka asks for Kazuya to apply lotion on her.