My brother's girlfriend

00Introduction of the main characters

작까

Hello! This is Jakkka. Let's start~~~~

Name: Kang Ye-rin Personality: Cheerful Relationship: Nam-joo's younger sister

강다니엘

Name: Kang Eui-geon Personality: Affectionate, cool Relationship: Female protagonist's older brother

최유주

Name: Choi Yu-ju Personality: Cool, mood maker Relationship: High school 1st-2nd grade teacher

한책임(1-2)

Name: Han Chae-hyeok Personality: Depressed Relationship: High School 2-1 Teacher