"1. Kim Taehyung - also known as V, is one of the main characters in ""Maybe one day (kookv // hopev)+16"". He is a charismatic and outgoing person who loves to have fun and make new friends. Despite his charming personality, V has a troubled past that he keeps hidden from everyone else. He is often seen hanging out with his best friend Jungkook and their mutual friend Jimin.

2. Jeon Jungkook - the second main character in the story, is V's best friend and a talented musician. He's the youngest of the group but is highly respected and admired by the other members. Jungkook is incredibly loyal to his friends and will do anything to protect them, which often leads to conflict in the story.

3. Park Jimin - a mutual friend of V and Jungkook, is a bright and cheerful guy who always looks on the bright side of things. Jimin is a dancer and takes pride in his art, often getting lost in the music when he performs. He is also a romantic at heart and is often seen giving advice to his friends on matters of the heart.

4. Min Yoongi - also known as Suga, is a rapper and the cool and collected member of the group. He can come off as aloof but is a loyal friend to those he cares about. Yoongi has a troubled past that he keeps hidden from others and is often seen listening to music alone.

5. Kim Seokjin - the eldest member of the group, is a handsome and charming man who loves to take care of his friends. Jin is often seen cooking for the group and nagging them to take care of themselves. He has a playful personality and loves to make people laugh, but also has a serious side when it comes to his music.

Overall, ""Maybe one day (kookv // hopev)+16"" features a group of friends who navigate their way through life and love while pursuing their dreams in the world of music. Each character has their own unique personality and struggles, but they all rely on each other for support and comfort. The story is a poignant and touching representation of the ups and downs of young adulthood."