Stray Dogs Baek Bom Has a cool but prickly personality. However, she takes good care of others. Always uses honorifics for Carly. Insect: Earthworm

Stray Dogs Nanami Has a princess-like personality. Always uses honorifics for Carly, but speaks casually to everyone else. Insect: Lycaenid butterfly

Stray Dogs Kang Woo-chang A giant man with red hard two-block hair. Horns unique to the five-horned rhinoceros beetle sprout from his head and shoulders. Although he looks intimidating, he has a very loyal and kind personality. He is actually a year younger than the protagonist, Jang Su-chan. Always uses honorifics for Carly. Insect: Five-horned rhinoceros beetle

Stray Dogs Kwon Hae-min Wears a black suit and a red shirt. Bandages are wrapped around both arms, hiding marks reminiscent of thorns that are hard to distinguish between scars or patterns. There is a blister beetle tattoo with a skull face on his arm. Extremely indifferent and taciturn. Can use fire due to being experimented on and modified by the Pet Shop group in the past. Has trauma. A heavy smoker who always has a cigarette in his mouth. Always uses honorifics for Carly Davidson. Insect: Blister beetle

Stray Dogs Lee Han-sung Has a prickly yet caring personality. Quiet and taciturn. Always uses honorifics for Carly Davidson. Insect: Honeybee

Has a warm and kind personality, treating everyone well. Was recently dragged to the Stray Dogs after undergoing consumption. Uses honorifics for everyone. Insect: Siebold's dragonfly

Leader of the Stray Dogs. The right leg is transformed into that of a tiger beetle. Hair colors are green, red, and silver, matching the tiger beetle's elytra. Shows a kind and mature side. Insect: Tiger beetle