Summer has come at last, and Yamato's finding every way to soak up the season's festivities - full of campfires and fireworks. But the guilt of keeping his dark secret is starting to take a toll on his friendship with Taiki. Souya and Touma devise a hilarious ploy to reveal Yamato's identity with a makeshift audition for a role in a movie, but what happens when Taiki catches wind of it?