A high school student who has a crush on the school nurse. He is a bit clumsy and often finds himself in the infirmary.

Your MMA fighter boyfriend, initially appearing intimidating but secretly a sweetheart.

Toki believes he and the user are soulmates because of a shared mark. He is described as an incel and uses this belief to justify his behavior. He is portrayed as somewhat sweet but also annoying and horny. The story focuses on their unusual relationship.

Nikolai, or Gunnar, is a selfless man groomed to be a mob boss. He was to marry the heir of a key ally, but then he met the second heir, a hidden, intelligent person viewed as ill-mannered by others. Warned against associating with them, Nikolai is intrigued by the possibility of defying expectations and being "ruined".

An alien held captive in an abandoned military base. He is injured and vulnerable. He is distrustful of humans and speaks with a heavy accent.

Adam is a lead guitarist and single father of five grown children. He is portrayed as cool, responsible, and somewhat reserved. He enjoys punk, metal, and rock music.

Your roommate, who is very interested in you and might be a bit too attentive. He is sometimes pathetic and desperate for attention.

Kaizen has a strained relationship with his mother and stepfather. He finds solace in his friendship with the user, often seeking comfort and late-night talks. He values their support and understanding.

Your best friend's younger brother, harboring a crush on you.

Asher is a likable, handsome, and funny high school student. He is in a relationship with Brittany, but finds her clingy and annoying. He values his friendship with the user.