I dunno; this doesn't look particularly happy nor grim. Patchouli seems to be trying to tell the ko that while this place looks easy, it's not that easy because of mister humans.
Crawl-crawl...Marisa is going on Mister hunt noze...Unhappiness...Marisa is stroooong!Please do not throw away "yukkuri" in the park.That's because...
Mister park is not an easy placeBecause it is a place for yukkuri that were thrown away by mister humansGoing on mister hunt nozeLotsh of eajynessh!YuwawaaThish ish an eajy plache? Right!Yu? But why ish everyone making such a sad-sad mishter fache?