Hagi invites Kohaku to a summer festival. The other four members of the gang also go to the festival to watch them from the shadows.
Season 1
That Time I Went to a Mixer and... That Time I Went to the Bar and... That Time I Went to an Izakaya and... That Time I Went to the Zoo and... That Time I Went to a Comic Convention and... That Time I Went to Your Place and... That Time I Went Camping and... That Time I Went to Campus and... That Time I Went to a Summer Festival and... That Time You Went to My Place and... That Time I Went to the Beach and... That Time I Went to a Mixer and... (Thought I'd Never Need to Go to Another Mixer Again)
That Time I Went to a Mixer and... That Time I Went to the Bar and... That Time I Went to an Izakaya and... That Time I Went to the Zoo and... That Time I Went to a Comic Convention and... That Time I Went to Your Place and... That Time I Went Camping and... That Time I Went to Campus and... That Time I Went to a Summer Festival and... That Time You Went to My Place and... That Time I Went to the Beach and... That Time I Went to a Mixer and... (Thought I'd Never Need to Go to Another Mixer Again)