Sylvan Sentinel's Secret Side

Picture
Island	Stage
Belusylva Island	Forest
First Text
Trevenant may seem scary, but if you look carefully, you'll see there's more to it than meets the eye.
Completion Text
That's right. Trevenant seems to be awfully kind to the other Pokémon that live in the forest.
How To Complete
Lure Espurr and Trevenant together in the first Foggy Area and take a picture of them together

Example Picture