Aikatsu friends fanfic: I dont want friends!

Bio

Name: Kamishiro Taiyou
Age: 15 years old
Status: middle school student
Relative: older sister Kamishiro Karen (does not want anything to do with her)
Dislikes: Friends, Idols, Noise, her sister, and her sisters friends
Likes: parkour, martial arts, playing guitar, to be left alone.
Bio:
Taiyou was only 5 years old when their parents decided to have a devorce, he went with his dad and his sister -Kamishiro Karen was 6 at the time- went with their mom, the both of them promised to keep in touch, but sadly Karen never replied to any of his letters, one day 7 years ago he was betrayed by his best friend who did not want to be bullied sold Taio out, after that day he hated people so he outcasted himself from people, after a long day he saw his sister on TV, she decided to be an Idol, this caused Taiyo to be mad due to the fact that she chose her own interests over seing her family, "I hate her, I hate everything!" And on that day he became a social outcast not wanting to talk to anyone, but one day his father took him to a parkour and martial arts school where he enjoyed and felt he belong, but still outcasting himself, his father also taught him to play the guitar and baught him a custom guitar that Taiyou calls 'Shark'.
Clothes: black hoodie, black pants, grey t-shirt, black and white high-cut converse shoes

Guitar: Shark