Enen no Shouboutai S2 - Episode 7 - Tamaki Eats Roasted Marshmallow

Camping outdoors while on the Fire Force mission to China let Tamaki enjoy roasted marshmallows.

Viktor Licht warned the kids about the strange gas leaking out of the ground, but they didn't bother to wear gasmasks. They became high and impaired to the point of hallucinating. The straight-laced and serious Tamaki acted like she was a naughty girl!