The father superimposed the face of his deceased wife onto his daughter Shuna and watched her grow. But he suppressed his desires for Shuna's body. As his wife's death anniversary approached, he finally lost control upon seeing Shuna's unguarded sleeping form and crossed the line. Since then, the father has continued to pursue Shuna. Shuna accepts him. However, their secret is witnessed by her brother. Then, the enraged brother's cruel plan is set in motion.
