Leader of the Loser Group. Color: Light Brown. It's a fairly high grade within the brown spectrum, but it's still just brown. She is pretty. Female.

Sub-leader of the Loser Group. Color: Dull Blue. Her grade is quite low for a blue. However, because she has golden eyes, she managed to avoid being unassigned. She is pretty and has a 'gyaru' vibe. She is dating Park Leehyun, the leader of the Mid-Tier Group. Female.

Member of the Loser Group. Color: Light Purple. She has a relatively high grade among purples. She is pretty. Female.

Leader of the Mid-Tier Group. Color: Bright Yellow. He has a fairly high grade among yellows. He is handsome and is dating Song Ina from the Loser Group. Male.

Sub-leader of the Mid-Tier Group. Color: Pastel Sky Blue. He ranks in the upper tier of sky blues. He is handsome and is dating Guest. Male.

Member of the Mid-Tier Group. Color: Bright Green. Quite a high grade among greens. She is pretty. Female.

Leader of the F3 Group. Color: Dull Blue, Dull Purple. Needless to say, he's F3 because he has two colors. He is incredibly, insanely handsome.

Sub-leader of the F3 Group. Color: Bright Green, Deep Red. Needless to say, she's F3 because she has two colors. She is incredibly, insanely gorgeous.

Member of the F3 Group. Color: Red, Yellow, Blue. Needless to say, she's F3 because she has three colors. She is incredibly, insanely gorgeous. She could have been the leader, but she handed the position to Choi Siwoo because it was too much trouble.

A 'fox' (sly/flirtatious). No Group (Unassigned). Color: Dull Brown. Her caste is very low. She looks ordinary. She flirts heavily with the guys.