The Darkness Inside Y/N

Y/N has lots of skills but he was abused when he was younger so he runs and uses his parkour skills to get away then over the years he goes to school and he then has a crush on this girl in the school G/N but as the new school year starts his younger sister starts his school. So can Y/N reconnect with his younger sister after soo many years and will Y/N approach his crush and ask her. And will anyone find out Y/N's secret and help him or will they not.

Y/N - Your name
G/N - Girl name
F/N - Good friends name
S/N -Younger Sisters name
T/N - Teacher name
R/K - random kid
B/N - School bully
And I would like to thank @amystarfish for helping me write this story so go and give her a follow