His mortal enemy became his half-brother? !
The scumbag who is always at the bottom is actually the hidden top student!
The student council president is too quiet...
One has no father and the other has no mother...
The student council president who was executed as a mortal enemy right after the first year of high school was actually my stepbrother? They even live together! Xu Yan never expected it! But this stepbrother is not very annoying... He is quite nice to me...
Concept: Inspiration comes from reality