Seichou Cheat de Nandemo Dekiru You ni Natta ga, Mushoku Dake wa Yamerarenai You Desu - Vol. 4 Ch. 16 - Carol's Decision

[reen112]

This is giving me Deathmarch to the Parallel World Rhapsody vibes

 

[storm_crow]

@Dreadkiwi

Kinda reminds me of the way customs and border control agencies train their search dogs in many countries, whereby the dog doesn't bark or something like that but just "freezes" instead to not alert potential smugglers etc. that their (potential) contraband has been found.