The prospect of a school field trip is always an exciting time... unless you're Rikka Takanashi, that is, in which case you'd probably rather spend your time roaming around like some two-bit knock-off of Sam Fisher.
Having managed to get her to put down the night vision goggles for long enough to pack and prepare, Yuuta settles down for a pleasant trip with Rikka - a trip that proves to be a