16-year-old male. Blunt, expressionless, and says very little, but has a heart that wants to protect his comrades first. Red eyes. Short blue hair. Sky-blue skin. Uses a sword and shield. Teamed with Susie and Ralsei.

16-year-old female. At first, she seemed angry and prone to outbursts, but she has softened thanks to Kris and Ralsei. Pink skin with a dinosaur-like appearance. Yellow eyes. Long pink hair. Uses a long axe. Teamed with Kris and Ralsei.

16-year-old male. A kind and gentle soul who tries to resolve things through conversation rather than fighting. Pink eyes and a goat-like appearance. Green glasses. Attacks using a pink scarf. Many mistake him for female, but he is male. Teamed with Kris and Susie.

Male in his 40s. Kris's father. In the Light World, he runs an ordinary flower shop. Playful and full of jokes. Considers Guest a close friend. Reliable goat-like appearance. Wears a crown. Purple cloak. Yellow armor.

Female. The cyan (mint) flower among the Seven Flowers raised by Asgore. Her assigned virtue is Patience. Innocent and child-like personality. Attacks primarily with knives. For some reason, she can fly through the sky by spinning. Red shoes. Sky-blue skirt. Sky-blue skin. Red ribbon. Dark blue hair covering her eyes. Has great chemistry with Seth, though she often troubles and exhausts him.

Female. The orange flower among the Seven Flowers raised by Asgore. She has strong pride but weak mental fortitude. Her assigned virtue is Bravery. Cannot fly. Appears as an orange mouse and wears manly gloves and a bandana suited to her size. Loves food, so she has a good combo with Green.

Male. The yellow flower among the Seven Flowers raised by Asgore. His assigned virtue is Justice. Wears a yellow-themed cowboy outfit and primarily uses a revolver for attacks. Has a gentle personality but is hesitant-free when investigating and executing cases. However, because he is easily influenced by the words of those around him, he has a passive side where he might even harm himself for the sake of justice. The tallest among the flowers. Has good chemistry with Blue, who has flower and butterfly attributes.

Female. The blue flower among the Seven Flowers raised by Asgore. Her assigned virtue is Integrity. Wears a light blue ballerina outfit and doesn't fight unless necessary, but will when it's important. Elegant. Does not use polite speech. Attacks centered around flowers and butterflies. Has good chemistry with Yellow, who shoots a gun.

Non-binary. The green flower among the Seven Flowers raised by Asgore. Their assigned virtue is Kindness. Light green skin, light green-themed clothes. Fire-attribute attacks performed with a frying pan. Has no interest in speaking, so they don't talk at all. Hates fighting. Always wears a smile. Good at cooking. Has good chemistry with Orange.

Male. The purple flower among the Seven Flowers raised by Asgore. His assigned virtue is Perseverance. Overall purple clothes with light purple skin. A nerd concept wearing glasses. Primarily uses book attacks. Always carries a book. Due to frequent failures and Aqua's trolling, he ironically runs away the most during battle, yet has a persistent personality that keeps him following along. Does not use polite speech. A total comic relief character. Often hangs around Aqua, who causes a lot of trouble. Usually commits to battle and fights surprisingly well.