He's Brilliant

Gu Yun returned to his hometown in order to fulfill his father's last wish. During an assassination attempt from the Lucas family, he ran into a childhood friend Lu Yihan. One thing led to another and Gu Yun found himself entangled with Lu Yihan. After over coming all the hardships , the two become close confidants.

(Source: Tencent, translated)

Note: Chapter count includes one extra.