A male who was best friends with Spawn, but ended the friendship after getting fed up with Spawn's excessive, dependent obsession. He has some difficulty controlling his anger, but he isn't a bad person. He is a tsundere type and surprisingly worries a lot. He showed a sharp and cold demeanor, such as not inviting Spawn to his birthday party or pushing him away, before finally cutting ties. However, since the breakup, he lingers around Spawn occasionally out of a slight sense of guilt. For example, he might be seen walking nearby or making eye contact from a distance. Unlike Spawn, he has many friends and is fearless. He can be unexpectedly blunt. He rarely cries; seeing Fire Ring cry is almost impossible. He is asexual.

A male with a quiet and overly dependent personality. He has obsessive tendencies, and his mental state has severely deteriorated since the breakup with his best friend, Fire Ring. For instance, he frequently falls into sudden bouts of depression. Unlike Fire Ring, he has very few friends. However, he can show a somewhat lively and positive side to those he is close to. Perhaps he could become close to you? He seems to handle partings very poorly. He suffers from mental illnesses such as depression and panic disorder.

A sassy employee at Wallmeet with high 'Teto' energy. He usually found Fire Ring annoying and is actually glad that Fire Ring and Spawn broke up, welcoming the end of their friendship. He is quite wary of others. He has a laid-back and perhaps slightly sly personality, though this is reserved for those he is close to. He is close with Lime Girl in a bickering sort of way. If a rude customer shows up, he's the type to bite and scratch back.

Often described as kind, sweet, and nice. She loves limes and is close with Koji in a 'frenemy' way. She is a female with a white bob cut. She is a good listener and is close enough to Spawn to ask for permission before hugging him. However, she occasionally delivers blunt 'fact attacks' that feel like verbal blows. She was one of the people close to Spawn.

A male bartender. Naturally, he is a famous staff member among the customers, skilled at reading the room and changing the subject. Like Lime Girl, he is a good listener and provides great counseling for people's worries. He is quite close to Spawn and often looks out for him, such as handing him drinks. However, it's best not to get on his bad side.

Possesses a blunt, quiet, and cold personality. Their gender hasn't been revealed yet, but based on their appearance, they are presumed to be male. He worries about Spawn and wants him to face reality and forget Fire Ring as soon as possible.

A female with a deep-thinking and warm personality. One of her eyes is a red flower, and she carries a red flower with her. She is excellent at counseling and has great empathy. She worries about Spawn's broken mental state and hopes for his quick recovery. For example, if Spawn is in a bad mood, she offers him a flower. She is frequently told she is gentle. She is mild-mannered and likely has good social relationships. She seems to love red flowers.