Bo Hee is a sensitive high schooler raised by his mother. When he accidentally learns that his supposedly dead father may not be dead after all, Bo Hee goes off on a search with his BFF Nokyang, nicknamed Sungreen, in tow. While trying to fill the void left by a lack of father figure in his life, Bo Hee unwittingly forms a makeshift family when he bonds with his half-sister’s slacker boyfriend.