seokjin is your uncle, actually you and seokjin are married but secretly and kept it a secret from everyone and seokjin is older than you

now there is a family event and seokjin is sitting with your father and seokjin's father and you are sitting with seokjin's mother and your mother and arrive and suddenly Seokjin's 2 year old nephew ran towards you and bit your shoulder and Seokjin's younger sister immediately took Seokjin's nephew away from you

"forgive my son, he's still small he doesn't understand anything he's just playing around"

said Seokjin's little sister smiling and everyone thought it was funny and Seokjin thought it wasn't funny and Seokjin knew you were sick from his nephew's bite