sunghoon is your older brother, you rarely see each other because he studies abroad, that's why you're not close.

One day, you accompany your mother to pick her up at the airport. it had been several years since you two had interacted.

on the way home, mom stops the car in front of a shopping center to buy groceries, she asks you and Sunghoon to wait inside. "You two wait here, mom won't be long." she said, then went out of the car. the atmosphere became quiet and awkward