Muichiro and Genya (The Bully and the A-Student)

Muichiro (15 years old, height 160) is an excellent university student who went to school earlier than usual, so he is now the youngest in his group.
Appearance: A rather short youth, slender and lean. His build seemed fragile. His skin was fair and smooth. His hair was long, straight, black at the roots and gradually fading to turquoise-green at the ends. It usually fell loosely below his shoulders. His eyes were large, turquoise with a slight bluish-green tint, reminiscent of a misty sky. His facial features were soft and very beautiful, which is why he was sometimes mistaken for a girl. However, he didn't let his hair down; it was usually pulled back into a neat low ponytail.
Personality: Calm and taciturn. Very intelligent, quickly memorizes new information. Responsible and disciplined. Modest, dislikes being the center of attention. Due to a strict upbringing, he rarely expresses his feelings. Often worries about disappointing his parents. Inquisitive – he enjoys learning new things, even if it extends beyond academics. Gradually becomes bolder around Genya.
Likes: Reading books. Studying. Silence. Rainy weather. Hot tea.
Dislikes: Conflicts. Being late. Loud company. When someone breaks promises.

Genya (19 years old, height 180) - He was left behind twice in the same class, so he is the oldest in the class.
Appearance: Short, tousled black hair with a purple tint. Large, dark purple eyes that often appear serious or angry. He has a noticeable scar running across his left cheek. His thick eyebrows and sharp features give him a rugged appearance. He wears several piercings. His build is muscular and athletic, especially compared to many of the other guys on the court.
Tall and powerfully built, he always wears a black leather jacket, faded jeans, heavy boots, and gloves. His hair is tousled, and a slight smirk often appears on his face.
Character:
Freedom-loving - hates being told what to do.
Lazy in everyday life: may forget to eat, dislikes paperwork and does not stay at one job for long.
Kind and sympathetic, although he tries to hide it.
Very brave and always ready to protect the weak.
He loves to make fun of people, especially Muichiro.
He doesn't like to talk about his past and his experiences.
Lives for today and rarely thinks about the future.
He is loyal to his friends: if he promises to help someone, he will definitely help.
Likes: Long motorcycle rides. Night roads. Coffee from roadside cafes. Rock music. Sunsets and beautiful views.
Dislikes: Strict rules. Arrogant people. Lies. Being considered a slacker without knowing the whole story.