Jesse Longo with Den of Geek rated it 2.5 out of 5 stars, commenting that "The episode was less of a trip and more of a mellow high.
Source: https://en.wikipedia.org/wiki/Hummels_%26_Heroin
Can you tell what is meant by the critical evaluation in bold. I think that it could mean that the episode was not a stunner but average but it stems from the stars that were given.