Brother’s Forbidden Lifeline Sister’s Desperate Sacrifice for Survival

After losing their parents, Takami Akitoshi lives with his older sister, Hitomi, harboring secret desires for her. One day, Mina, a mysterious girl claiming to be Death, appears to take his soul. Moved by Hitomi’s desperate plea, Mina offers a deal: if Takami fathers a child within a week, he can live another 10 years. As the tension rises, Takami’s gaze shifts toward Hitomi, igniting a forbidden dilemma between life, death, and desire.