All work and no play makes Honoka a dull idol - a good job then that it's school trip time, allowing μ's senior girls to be whisked away for a spell in sunny Okinawa...
...although unfortunately, by sunny Okinawa I actually mean typhoon-hit Okinawa, as the trio of girls away on the trip find themselves trapped indoors at the mercy of the weather. Not that conditions are much betetr back home,