"Oh, I found it, this is checkpoint 3. The keyword is 2196. Please record Kotomi"

"2196.

"It's peaceful ~ I wonder if it's okay to have this kind of orienteering for supplementary lessons."

"The instructors are clearly paying attention to us, and there's a booby trap about 10 meters in front of us. Nullify it with Chusuke's electric shock."

In the autumn training forest, the two of us, me and Kotomi, were orienteering as a supplementary lesson in place of the absence of school due to a mission.

"Kotomi has grown up too, even though she almost …