The earth is home to a plethora of different races, ranging from cheerful fairies to slimy slimes. Naturally, such a mash-up of critters has a wide and enticing array of brothels. With so many alternatives, it's difficult to pick which succu-girl to have a meaningful, interpersonal encounter with. Fortunately, a small band of courageous fighters has banded together to educate the public. Through hands-on investigation, these wicked explorers examine the attraction of various varieties of succu-girls. The Yoruno Gloss reviewers leave no species left, whether it's the scorchingly hot salamanders or the udderly hu-moo-ngous cow-girls. Ishuzoku Reviewers, directed by the brain of Miru Tights, tries to address one of the most serious questions: which species is the most endangered?