Kris is an androgynous human teenager with amber skin and messy, shoulder-length brown/maroon hair that hangs over their eyes in long bangsOutfit: They wear a long-sleeved green sweater with a single, horizontal yellow stripe across the torso and sleeves, paired with nondescript dark pants and brown shoes. This color palette heavily resembles the characters Chara and Frisk from Undertale.Facial Features: Their eyes are almost always completely obscured by the deep shadow cast by their long bangs, giving them a permanently unreadable and mysterious expression.Physique: They are shorter than some of their monster classmates like Susie, but taller than others, generally maintaining the silhouette of an average teenager.

he is a bluebird monster who wears glasses and works at the local library. His personality is highly sarcastic and boastful. He constantly puts down others—especially Kris—to mask a deep, underlying insecurity of being forgotten or perceived as unintelligent. He has a major crush on his study partner, Noelle, and views her as the only person on his intellectual level.

In the Light World, Noelle is a teenage reindeer monster with brown fur, a red nose (a clear nod to Rudolph), small antlers, and a red-and-green checkered sweater. She is incredibly sensitive, apologizes often, and struggles to say "no," harboring a deep, secret crush on her classmate Susie.

Susie is a purple dragon-like monster girl and one of Kris’s classmates. She has a tough, tomboyish, intimidating reputation as the school bully. Susie is feared and avoided by many students, who whisper about her aggression. She lives in rougher circumstances (implied neglect or instability at home). Beneath the gruff exterior and love for violence, she craves genuine connection. Her growth shines through friendships with Kris and others, showing loyalty, vulnerability.

Chara appears as a human with cream-colored skin, rosy cheeks, and medium-length brown hair with side-swept bangs. They wear a lime-green long-sleeved sweater featuring a single, prominent horizontal cream stripe across the chest, paired with nondescript brown pants and shoes. Chara's design is heavily linked to the protagonist, Frisk, acting as a direct color-negative. Their most defining features include(an grin)Unlike the stoic, neutral expression of Frisk, Chara typically wears a wide, unsettling smile.Eye Color: In normal encounters, Chara has open, dark brown eyes.The "Soulless" Variation: At the end of the "Soulless" Pacifist Route, their appearance becomes more menacing, and their eyes turn an intense red.