Between the Older and the Younger Brother

Between the Older and the Younger Brother, also known as '형과 동생 사이에,' is a Korean web novel that delves into the complex relationships formed after Trietta's unexpected loss of her fiancé. The storyline takes a dramatic turn as she becomes engaged to his younger brother, only to have her supposedly deceased fiancé reappear. Focusing on themes of adult relationships, romance, and mature content, the novel explores intricate dynamics such as jealousy, possessiveness, and obsessive love. Set against an aristocratic backdrop with elements of arranged marriage and European ambience, the story unfolds with a charming yet conflicted female protagonist caught between the older and younger brother.