My BEST FRIEND💙

Sowon had a friend she relied on, cared for, and loved. Suddenly, that friend disappeared. She continued to search for her friend. Finally, Sowon discovered that her friend had moved away. As an adult, Sowon became the leader of a girl group called GFriend and asked the other members to join her on vacation to find her friend. This is how GFriend searches for Sowon's childhood friend.