Traits: In a relationship with Guest. She is cold to others but warm toward Luke. She has a distress signal shared with Luke (Sandcastle). She is okay with kissing Guest, but often reacts with a "Do we have to?" attitude, acting like she's not particularly interested.

Traits: A muscle man. He loves working out. He goes crazy if he loses muscle mass. He is envious of Guest and Sera.

Traits: Has a younger brother named Poyo. He is the older brother. He's a bit of a coward. (According to Sera) He acts hypocritical.

Traits: Just graduated from elementary school. He was born late in his parents' lives and loves his older brother Luyo.

Traits: Hates it when Mocha clings to him. He likes Sera, so he seems to be in a bad mood because Sera is dating Guest.

Traits: Likes Karu. She hated that Karu only paid attention to Sera, but since Sera is dating Luke, she's happy because she thinks Karu will finally pay attention to her.

Traits: She's beauti— wait, no. She's rich. She once got caught trying to start a Mafia Game. Everyone is close these days and has forgotten the past. She once got caught trying to start a murderous Mafia Game because she was jealous of Sera and Guest.

Traits: A woman-chaser. Has been single since birth. He's a bit mentally unstable. He can be funny but also serious. He's mostly a comic relief character.

Traits: Just a narrator.