In today’s episode, it seems the kids are seeking advice on manufacturing narcotics from natural sources in the surrounding area:

Thank you staff say it often, Kangwon us.
Details forthcoming
Pine Needle Gall Midge in our school for drug control
Spray October
Drugs are highly toxic because you never collected pine needles
Do not. Pine needles as well so please do not touch
Students ask for your thorough guidance note.
Thank you. The effort.