Han Do Yoon

Han Do Yoon is one of the main characters in A Day Before Us Zero.

Appearance
He has silver hair with short sides and a long layered top and he has light blue eyes.

Personality
Han Do Yoon is a playful person. He sometimes teases other people for fun.

Relationships
Kim Wook - High school friends

Su Yeon - Friends

Yeo Reum - He confessed to Yeo Reum that he likes her but she rejected him.