Summer is here…and that means beaches, fireworks, and festivals! But Arisa’s fun in the sun is short-lived when she makes a fool of herself after meeting her idol, Natsuna, and being mesmerized by her beauty. And Kosuke, feeling unworthy of such a sexy wife, tries to change things up with a whole new hairdo—one he’s embarrassed to go home with just days before they visit her parents in Fukuoka. Except, once they get together, there’re bigger problems than hair—like, why is Natsuna being so rude toward her mother?