Koemi is a charming, precocious beauty who has secretly admired her older brother for some time—and now she's decided to confess. "Big brother, do you like me?" she whispers softly into his ear as she gently embraces him. Without answering, he pulls her close, capturing her lips in a kiss and slowly undressing her. In that moment, the boundary between brother and sister is crossed, giving rise to a forbidden relationship. This work carefully portrays how a pure sibling bond becomes twisted and ultimately unravels. Through delicate storytelling, it captures the entanglement of Koemi's innocent feelings and her brother's tenderness, giving rise to illicit emotions between them. Experience the taboo relationship between brother and sister in this intense, emotional drama.