How to Be a Family

También conocida como: 가족이 되는 방법 · Cách thức trở thành gia đình · 如何成为一家人 · 家族になる方法 · Gajogi Doeneun Bangbeop · 成为家人的方法 · Cách Thức Trở Thành Gia Đình · Une famille en devenir · แผนลับสร้างครอบครัว

Do-Yeon and Eun-Ha, who became a family due to their parents' remarriage, become strangers again due to their parents' divorce. When the two meet again after many years. Eun-Ha is obsessed with Do-Yeon, and Do-Yeon is burdened by his younger brother... What's even worse is that his feelings for Eun-Ha are not 'brotherly love'.